remove unnecessary use of OString::getStr

Change-Id: I0490efedf459190521f4339854b3394d57765fdb
Reviewed-on: https://gerrit.libreoffice.org/38058
Tested-by: Jenkins <ci@libreoffice.org>
Reviewed-by: Noel Grandin <noel.grandin@collabora.co.uk>

167 files changed, 530 insertions, 1110 deletions

diff --git a/basic/source/uno/scriptcont.cxx b/basic/source/uno/scriptcont.cxx
index a0617d498330..ab8dbadd350e 100644
--- a/basic/source/uno/scriptcont.cxx
+++ b/basic/source/uno/scriptcont.cxx
@@ -652,12 +652,7 @@ bool SfxScriptLibraryContainer::implStorePasswordLibrary( SfxLibrary* pLib, cons
             {
                 if( !isLibraryElementValid( pLib->getByName( aElementName ) ) )
                 {
-                    #if OSL_DEBUG_LEVEL > 0
-                    OString aMessage = "invalid library element '" +
-                                        OUStringToOString( aElementName, osl_getThreadTextEncoding() ) +
-                                        "'.";
-                    OSL_FAIL( aMessage.getStr());
-                    #endif
+                    SAL_WARN( "basic", "invalid library element '" << aElementName << "'.");
                     continue;
                 }
 
@@ -734,12 +729,7 @@ bool SfxScriptLibraryContainer::implStorePasswordLibrary( SfxLibrary* pLib, cons
 
                 if( !isLibraryElementValid( pLib->getByName( aElementName ) ) )
                 {
-                    #if OSL_DEBUG_LEVEL > 0
-                    OString aMessage = "invalid library element '" +
-                                       OUStringToOString( aElementName, osl_getThreadTextEncoding() ) +
-                                       "'.";
-                    OSL_FAIL( aMessage.getStr());
-                    #endif
+                    SAL_WARN( "basic", "invalid library element '" << aElementName << "'.");
                     continue;
                 }
 
diff --git a/chart2/qa/extras/chart2dump/chart2dump.cxx b/chart2/qa/extras/chart2dump/chart2dump.cxx
index 7fc78e2f76a4..989d50819d04 100755
--- a/chart2/qa/extras/chart2dump/chart2dump.cxx
+++ b/chart2/qa/extras/chart2dump/chart2dump.cxx
@@ -163,8 +163,8 @@ protected:
     {
         assert(m_bDumpMode);
         assert(m_aDumpFile.is_open());
-        m_aDumpFile << "// " << OUStringToOString(sCheck, RTL_TEXTENCODING_UTF8).getStr() << "\n";   // Add check string to make dump file readable
-        m_aDumpFile << OUStringToOString(sActualValue.trim(), RTL_TEXTENCODING_UTF8).getStr() << "\n";      // Write out the checked value, will be used as reference later
+        m_aDumpFile << "// " << sCheck << "\n";   // Add check string to make dump file readable
+        m_aDumpFile << sActualValue.trim() << "\n";      // Write out the checked value, will be used as reference later
     }
 
     void readNote(const OUString& sNote)
@@ -183,7 +183,7 @@ protected:
     {
         assert(m_bDumpMode);
         assert(m_aDumpFile.is_open());
-        m_aDumpFile << "/// " << OUStringToOString(sNote, RTL_TEXTENCODING_UTF8).getStr() << "\n";
+        m_aDumpFile << "/// " << sNote << "\n";
     }
 
     double readExpectedDouble(const OUString& sCheck)
diff --git a/chart2/source/controller/dialogs/tp_3D_SceneIllumination.cxx b/chart2/source/controller/dialogs/tp_3D_SceneIllumination.cxx
index 6c4a4814ae61..519dde5bd163 100644
--- a/chart2/source/controller/dialogs/tp_3D_SceneIllumination.cxx
+++ b/chart2/source/controller/dialogs/tp_3D_SceneIllumination.cxx
@@ -140,9 +140,8 @@ namespace
             }
             catch( const uno::Exception & ex )
             {
-                (void)(ex); // no warning in non-debug builds
-                OSL_FAIL( OUStringToOString("Property Exception caught. Message: " +
-                                            ex.Message, RTL_TEXTENCODING_ASCII_US ).getStr());
+                (void)ex; // no warning in non-debug builds
+                SAL_WARN( "chart2", "Property Exception caught. Message: " << ex.Message);
             }
         }
         return aResult;
@@ -168,9 +167,8 @@ namespace
             }
             catch( const uno::Exception & ex )
             {
-                (void)(ex); // no warning in non-debug builds
-                OSL_FAIL( OUStringToOString("Property Exception caught. Message: " +
-                                            ex.Message, RTL_TEXTENCODING_ASCII_US ).getStr());
+                (void)ex; // no warning in non-debug builds
+                SAL_WARN( "chart2", "Property Exception caught. Message: " << ex.Message);
             }
         }
     }
@@ -185,9 +183,8 @@ namespace
         }
         catch( const uno::Exception & ex )
         {
-            (void)(ex); // no warning in non-debug builds
-            OSL_FAIL( OUStringToOString("Property Exception caught. Message: " +
-                                        ex.Message, RTL_TEXTENCODING_ASCII_US ).getStr());
+            (void)ex; // no warning in non-debug builds
+            SAL_WARN( "chart2", "Property Exception caught. Message: " << ex.Message);
         }
         return Color( nResult );
     }
@@ -204,8 +201,7 @@ namespace
         catch( const uno::Exception & ex )
         {
             (void)(ex); // no warning in non-debug builds
-            OSL_FAIL( OUStringToOString( "Property Exception caught. Message: " +
-                                        ex.Message, RTL_TEXTENCODING_ASCII_US ).getStr());
+            SAL_WARN( "chart2", "Property Exception caught. Message: " << ex.Message);
         }
     }
 }
diff --git a/chart2/source/controller/itemsetwrapper/ItemConverter.cxx b/chart2/source/controller/itemsetwrapper/ItemConverter.cxx
index eb66209e1a73..7669bd253674 100644
--- a/chart2/source/controller/itemsetwrapper/ItemConverter.cxx
+++ b/chart2/source/controller/itemsetwrapper/ItemConverter.cxx
@@ -123,12 +123,7 @@ void ItemConverter::FillItemSet( SfxItemSet & rOutItemSet ) const
                     catch( const beans::UnknownPropertyException &ex )
                     {
                         delete pItem;
-                        (void)ex;
-                        OSL_FAIL(
-                                    OUStringToOString(
-                                        ex.Message +
-                                        " - unknown Property: " + aProperty.first,
-                                        RTL_TEXTENCODING_ASCII_US ).getStr());
+                        SAL_WARN( "chart2", ex.Message << " - unknown Property: " << aProperty.first);
                     }
                     catch( const uno::Exception &ex )
                     {
@@ -193,17 +188,12 @@ bool ItemConverter::ApplyItemSet( const SfxItemSet & rItemSet )
                 catch( const beans::UnknownPropertyException &ex )
                 {
                     (void)ex;
-                    OSL_FAIL(
-                                OUStringToOString(
-                                    ex.Message +
-                                    " - unknown Property: " + aProperty.first,
-                                    RTL_TEXTENCODING_ASCII_US).getStr());
+                    SAL_WARN( "chart2", ex.Message << " - unknown Property: " << aProperty.first);
                 }
                 catch( const uno::Exception &ex )
                 {
                     (void)ex;
-                    OSL_FAIL( OUStringToOString(
-                                    ex.Message, RTL_TEXTENCODING_ASCII_US ).getStr());
+                    SAL_WARN( "chart2", ex.Message );
                 }
             }
             else
diff --git a/chart2/source/controller/main/ChartController.cxx b/chart2/source/controller/main/ChartController.cxx
index 63e3b2336b21..308b64a5ad8e 100644
--- a/chart2/source/controller/main/ChartController.cxx
+++ b/chart2/source/controller/main/ChartController.cxx
@@ -216,9 +216,8 @@ void ChartController::TheModel::tryTermination()
     }
     catch(const uno::Exception& ex)
     {
-        (void)(ex); // no warning in non-debug builds
-        OSL_FAIL( OString( OString("Termination of model failed: ")
-            + OUStringToOString( ex.Message, RTL_TEXTENCODING_ASCII_US ) ).getStr() );
+        (void)ex; // no warning in non-debug builds
+        SAL_WARN( "chart2", "Termination of model failed: " << ex.Message );
     }
 }
 
diff --git a/codemaker/source/codemaker/global.cxx b/codemaker/source/codemaker/global.cxx
index 177230982905..7f80faec432a 100644
--- a/codemaker/source/codemaker/global.cxx
+++ b/codemaker/source/codemaker/global.cxx
@@ -96,13 +96,13 @@ OString createFileNameFromType( const OString& destination,
     if (bWithPoint)
         fileNameBuf.append('.');
     else
-        fileNameBuf.append(destination.getStr(), destination.getLength());
+        fileNameBuf.append(destination);
 
     if (bWithSeparator)
         fileNameBuf.append("/");
 
-    fileNameBuf.append(type.getStr(), type.getLength());
-    fileNameBuf.append(postfix.getStr(), postfix.getLength());
+    fileNameBuf.append(type);
+    fileNameBuf.append(postfix);
 
     OString fileName(fileNameBuf.makeStringAndClear());
 
@@ -120,7 +120,7 @@ OString createFileNameFromType( const OString& destination,
     sal_Int32 nIndex = 0;
     do
     {
-        buffer.append(fileName.getToken(0, token, nIndex).getStr());
+        buffer.append(fileName.getToken(0, token, nIndex));
         if( nIndex == -1 )
             break;
 
diff --git a/comphelper/source/misc/documentinfo.cxx b/comphelper/source/misc/documentinfo.cxx
index 4c2700c3f2f5..e309da6d74ed 100644
--- a/comphelper/source/misc/documentinfo.cxx
+++ b/comphelper/source/misc/documentinfo.cxx
@@ -147,17 +147,11 @@ namespace comphelper {
         catch ( const Exception& )
         {
             css::uno::Any caught( ::cppu::getCaughtException() );
-            OString sMessage( "caught an exception!" );
-            sMessage += "\ntype   : ";
-            sMessage += OString( caught.getValueTypeName().getStr(), caught.getValueTypeName().getLength(), osl_getThreadTextEncoding() );
-            sMessage += "\nmessage: ";
             css::uno::Exception exception;
             caught >>= exception;
-            sMessage += OString( exception.Message.getStr(), exception.Message.getLength(), osl_getThreadTextEncoding() );
-            sMessage += "\nin function:\n";
-            sMessage += OSL_THIS_FUNC;
-            sMessage += "\n";
-            OSL_FAIL( sMessage.getStr() );
+            SAL_WARN( "comphelper", "caught an exception!\ntype   : " << caught.getValueTypeName()
+                                    << "\nmessage: " << exception.Message
+                                    << "\nin function:\n" << OSL_THIS_FUNC);
         }
 
         return sTitle;
diff --git a/comphelper/source/misc/mimeconfighelper.cxx b/comphelper/source/misc/mimeconfighelper.cxx
index b4d05a5fcd48..14e42fb9a022 100644
--- a/comphelper/source/misc/mimeconfighelper.cxx
+++ b/comphelper/source/misc/mimeconfighelper.cxx
@@ -84,30 +84,26 @@ uno::Sequence< sal_Int8 > MimeConfigurationHelper::GetSequenceClassIDRepresentat
     if ( nLength == 36 )
     {
         OString aCharClassID = OUStringToOString( aClassID, RTL_TEXTENCODING_ASCII_US );
-        const sal_Char* pString = aCharClassID.getStr();
-        if ( pString )
-        {
-            uno::Sequence< sal_Int8 > aResult( 16 );
-
-            sal_Int32 nStrPointer = 0;
-            sal_Int32 nSeqInd = 0;
-            while( nSeqInd < 16 && nStrPointer + 1 < nLength )
-            {
-                sal_uInt8 nDigit1 = GetDigit_Impl( pString[nStrPointer++] );
-                sal_uInt8 nDigit2 = GetDigit_Impl( pString[nStrPointer++] );
+        uno::Sequence< sal_Int8 > aResult( 16 );
 
-                if ( nDigit1 > 15 || nDigit2 > 15 )
-                    break;
+        sal_Int32 nStrPointer = 0;
+        sal_Int32 nSeqInd = 0;
+        while( nSeqInd < 16 && nStrPointer + 1 < nLength )
+        {
+            sal_uInt8 nDigit1 = GetDigit_Impl( aCharClassID[nStrPointer++] );
+            sal_uInt8 nDigit2 = GetDigit_Impl( aCharClassID[nStrPointer++] );
 
-                aResult[nSeqInd++] = (sal_Int8)( nDigit1 * 16 + nDigit2 );
+            if ( nDigit1 > 15 || nDigit2 > 15 )
+                break;
 
-                if ( nStrPointer < nLength && pString[nStrPointer] == '-' )
-                    nStrPointer++;
-            }
+            aResult[nSeqInd++] = (sal_Int8)( nDigit1 * 16 + nDigit2 );
 
-            if ( nSeqInd == 16 && nStrPointer == nLength )
-                return aResult;
+            if ( nStrPointer < nLength && aCharClassID[nStrPointer] == '-' )
+                nStrPointer++;
         }
+
+        if ( nSeqInd == 16 && nStrPointer == nLength )
+            return aResult;
     }
 
     return uno::Sequence< sal_Int8 >();
diff --git a/comphelper/source/misc/scopeguard.cxx b/comphelper/source/misc/scopeguard.cxx
index 6eeb7c8e166c..99e70581024b 100644
--- a/comphelper/source/misc/scopeguard.cxx
+++ b/comphelper/source/misc/scopeguard.cxx
@@ -33,8 +33,7 @@ ScopeGuard::~ScopeGuard()
     }
     catch (css::uno::Exception & exc) {
         (void) exc; // avoid warning about unused variable
-        OSL_FAIL( OUStringToOString( "UNO exception occurred: " + exc.Message,
-                                     RTL_TEXTENCODING_UTF8 ).getStr() );
+        SAL_WARN( "comphelper", "UNO exception occurred: " << exc.Message );
     }
     catch (...) {
         OSL_FAIL( "unknown exception occurred!" );
diff --git a/connectivity/source/commontools/dbtools.cxx b/connectivity/source/commontools/dbtools.cxx
index 1b17eb112d49..35b5bf818b6c 100644
--- a/connectivity/source/commontools/dbtools.cxx
+++ b/connectivity/source/commontools/dbtools.cxx
@@ -976,14 +976,10 @@ try
                 {
                     xNewProps->setPropertyValue(pResult->Name, xOldProps->getPropertyValue(pResult->Name));
                 }
-                catch(IllegalArgumentException&)
+                catch(IllegalArgumentException const & exc)
                 {
-#ifdef DBG_UTIL
-                    OUString sMessage = "TransferFormComponentProperties : could not transfer the value for property \"" +
-                        pResult->Name +
-                        "\"";
-                    OSL_FAIL(OUStringToOString(sMessage, RTL_TEXTENCODING_ASCII_US).getStr());
-#endif
+                    SAL_WARN( "connectivity.commontools", "TransferFormComponentProperties : could not transfer the value for property \""
+                                << pResult->Name << "\" " << exc.Message);
                 }
             }
         }
diff --git a/connectivity/source/drivers/dbase/DTable.cxx b/connectivity/source/drivers/dbase/DTable.cxx
index d1b8960f79da..709ab9345fd6 100644
--- a/connectivity/source/drivers/dbase/DTable.cxx
+++ b/connectivity/source/drivers/dbase/DTable.cxx
@@ -1253,7 +1253,7 @@ bool ODbaseTable::CreateFile(const INetURLObject& aFile, bool& bCreateMemo)
                 throwInvalidColumnType( STR_INVALID_COLUMN_NAME_LENGTH, aName );
             }
 
-            (*m_pFileStream).WriteCharPtr( aCol.getStr() );
+            m_pFileStream->WriteCharPtr( aCol.getStr() );
             m_pFileStream->WriteBytes(aBuffer, 11 - aCol.getLength());
 
             sal_Int32 nPrecision = 0;
@@ -2091,7 +2091,7 @@ bool ODbaseTable::WriteMemo(const ORowSetValue& aVariable, std::size_t& rBlockNr
             const char cEOF = (char) DBF_EOL;
             nSize++;
             m_pMemoStream->WriteBytes(aStr.getStr(), aStr.getLength());
-            (*m_pMemoStream).WriteChar( cEOF ).WriteChar( cEOF );
+            m_pMemoStream->WriteChar( cEOF ).WriteChar( cEOF );
         } break;
         case MemoFoxPro:
         case MemodBaseIV: // dBase IV-Memofeld with length
diff --git a/connectivity/source/drivers/hsqldb/HStorageMap.cxx b/connectivity/source/drivers/hsqldb/HStorageMap.cxx
index fe1c184d7e99..3181b940bf84 100644
--- a/connectivity/source/drivers/hsqldb/HStorageMap.cxx
+++ b/connectivity/source/drivers/hsqldb/HStorageMap.cxx
@@ -311,16 +311,10 @@ namespace connectivity
                         }
                         catch(const Exception& e)
                         {
-#if OSL_DEBUG_LEVEL > 0
-                            OString sMessage( "[HSQLDB-SDBC] caught an exception while opening a stream\n" );
-                            sMessage += "Name: ";
-                            sMessage += OString( sName.getStr(), sName.getLength(), osl_getThreadTextEncoding() );
-                            sMessage += "\nMode: 0x";
-                            if ( _nMode < 16 )
-                                sMessage += "0";
-                            sMessage += OString::number( _nMode, 16 ).toAsciiUpperCase();
-                            OSL_FAIL( sMessage.getStr() );
-#endif
+                            SAL_WARN( "connectivity.hsqldb", "[HSQLDB-SDBC] caught an exception while opening a stream\n"
+                                "Name: " << sName
+                                << "\nMode: 0x" <<  ( _nMode < 16 ? "0" : "")
+                                << std::hex << _nMode );
                             StorageContainer::throwJavaException(e,env);
                         }
                     }
diff --git a/connectivity/source/drivers/mork/MQueryHelper.cxx b/connectivity/source/drivers/mork/MQueryHelper.cxx
index cfea0be76e83..51a20c5e65e2 100644
--- a/connectivity/source/drivers/mork/MQueryHelper.cxx
+++ b/connectivity/source/drivers/mork/MQueryHelper.cxx
@@ -271,7 +271,7 @@ std::vector<bool> entryMatchedByExpression(MQueryHelper* _aQuery, MQueryExpressi
             MQueryExpressionString* evStr = static_cast<MQueryExpressionString*> (*evIter);
             // Set the 'name' property of the boolString.
             OString attrName = _aQuery->getColumnAlias().getProgrammaticNameOrFallbackToUTF8Alias( evStr->getName() );
-            SAL_INFO("connectivity.mork", "Name = " << attrName.getStr());
+            SAL_INFO("connectivity.mork", "Name = " << attrName);
             bool bRequiresValue = true;
             OUString currentValue = entry->getValue(attrName);
             if (evStr->getCond() == MQueryOp::Exists || evStr->getCond() == MQueryOp::DoesNotExist)
diff --git a/cppu/source/LogBridge/LogBridge.cxx b/cppu/source/LogBridge/LogBridge.cxx
index 604369d85186..ac99c395e8f9 100644
--- a/cppu/source/LogBridge/LogBridge.cxx
+++ b/cppu/source/LogBridge/LogBridge.cxx
@@ -134,10 +134,7 @@ bool LogBridge::v_isValid(rtl::OUString * pReason)
         switch(_pTypeRef->eTypeClass)
         {
             case typelib_TypeClass_STRING:
-                {
-                    const ::rtl::OString sValue( ::rtl::OUStringToOString(*static_cast< ::rtl::OUString*>(pArg),osl_getThreadTextEncoding()));
-                    SAL_INFO("cppu.log", "" << sValue.getStr());
-                }
+                SAL_INFO("cppu.log", "" << *static_cast< ::rtl::OUString*>(pArg));
                 break;
             case typelib_TypeClass_BOOLEAN:
                SAL_INFO("cppu.log", "" << *static_cast<sal_Bool*>(pArg));
@@ -168,10 +165,7 @@ bool LogBridge::v_isValid(rtl::OUString * pReason)
                SAL_INFO("cppu.log", "" << *static_cast<double*>(pArg));
                 break;
             case typelib_TypeClass_TYPE:
-                {
-                    const ::rtl::OString sValue( ::rtl::OUStringToOString(static_cast<css::uno::Type*>(pArg)->getTypeName(),osl_getThreadTextEncoding()));
-                   SAL_INFO("cppu.log", "" << sValue.getStr());
-                }
+                SAL_INFO("cppu.log", "" << static_cast<css::uno::Type*>(pArg)->getTypeName());
                 break;
             case typelib_TypeClass_ANY:
                 if ( static_cast<uno_Any*>(pArg)->pData )
@@ -183,10 +177,7 @@ bool LogBridge::v_isValid(rtl::OUString * pReason)
                SAL_INFO("cppu.log", "exception");
                 break;
             case typelib_TypeClass_INTERFACE:
-                {
-                    const ::rtl::OString sValue( ::rtl::OUStringToOString(_pTypeRef->pTypeName,osl_getThreadTextEncoding()));
-                   SAL_INFO("cppu.log", "" << sValue.getStr() << "0x" << std::hex << pArg);
-                }
+                SAL_INFO("cppu.log", "" << _pTypeRef->pTypeName << "0x" << std::hex << pArg);
                 break;
             case typelib_TypeClass_VOID:
                SAL_INFO("cppu.log", "void");
@@ -215,7 +206,7 @@ void LogProbe(
         sTemp = ::rtl::OUStringToOString(pMemberType->pTypeName,RTL_TEXTENCODING_ASCII_US);
     if ( pre  )
     {
-        SAL_INFO("cppu.log", "{ LogBridge () " << sTemp.getStr() );
+        SAL_INFO("cppu.log", "{ LogBridge () " << sTemp );
         if ( nParams )
         {
            SAL_INFO("cppu.log", "\n| : ( LogBridge ");
@@ -232,14 +223,13 @@ void LogProbe(
     }
     else if ( !pre )
     {
-        SAL_INFO("cppu.log", "} LogBridge () " << sTemp.getStr());
+        SAL_INFO("cppu.log", "} LogBridge () " << sTemp);
         if ( ppException && *ppException )
         {
             SAL_INFO("cppu.log", " exception occurred : ");
             typelib_TypeDescription * pElementTypeDescr = nullptr;
             TYPELIB_DANGER_GET( &pElementTypeDescr, (*ppException)->pType );
-            const ::rtl::OString sValue( ::rtl::OUStringToOString(pElementTypeDescr->pTypeName,osl_getThreadTextEncoding()));
-           SAL_INFO("cppu.log", "" << sValue.getStr());
+            SAL_INFO("cppu.log", "" << pElementTypeDescr->pTypeName);
             TYPELIB_DANGER_RELEASE( pElementTypeDescr );
         }
         else if ( pReturnTypeRef )
diff --git a/cppu/source/typelib/typelib.cxx b/cppu/source/typelib/typelib.cxx
index f869e795c077..cf6621707f16 100644
--- a/cppu/source/typelib/typelib.cxx
+++ b/cppu/source/typelib/typelib.cxx
@@ -530,9 +530,7 @@ bool complete(typelib_TypeDescription ** ppTypeDescr, bool initTables) {
         }
         else
         {
-            OString aStr(
-                rtl::OUStringToOString( (*ppTypeDescr)->pTypeName, RTL_TEXTENCODING_ASCII_US ) );
-            SAL_INFO( "cppu.typelib", "type cannot be completed: " <<  aStr.getStr() );
+            SAL_INFO( "cppu.typelib", "type cannot be completed: " <<  (*ppTypeDescr)->pTypeName );
             return false;
         }
     }
diff --git a/cppuhelper/source/component.cxx b/cppuhelper/source/component.cxx
index fdff1a21bab8..333812495fa6 100644
--- a/cppuhelper/source/component.cxx
+++ b/cppuhelper/source/component.cxx
@@ -92,12 +92,8 @@ void OComponentHelper::release() throw()
                 catch (css::uno::RuntimeException & exc)
                 {
                     // release should not throw exceptions
-#if OSL_DEBUG_LEVEL > 0
-                    OString msg( OUStringToOString( exc.Message, RTL_TEXTENCODING_ASCII_US ) );
-                    OSL_FAIL( msg.getStr() );
-#else
                     (void) exc; // avoid warning about unused variable
-#endif
+                    SAL_WARN( "cppuhelper", exc.Message );
                 }
 
                 // only the alive ref holds the object
diff --git a/cppuhelper/source/component_context.cxx b/cppuhelper/source/component_context.cxx
index 2df1b495689c..ee964e227c57 100644
--- a/cppuhelper/source/component_context.cxx
+++ b/cppuhelper/source/component_context.cxx
@@ -574,8 +574,7 @@ extern "C" { static void s_createComponentContext_v(va_list * pParam)
         catch (Exception & exc)
         {
             (void) exc; // avoid warning about unused variable
-            OSL_FAIL( OUStringToOString(
-                            exc.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
+            SAL_WARN( "cppuhelper", exc.Message );
             xContext.clear();
         }
     }
diff --git a/cppuhelper/source/implbase.cxx b/cppuhelper/source/implbase.cxx
index 6118ccb79fc1..c8b72f61a48f 100644
--- a/cppuhelper/source/implbase.cxx
+++ b/cppuhelper/source/implbase.cxx
@@ -77,10 +77,8 @@ void WeakComponentImplHelperBase::release()
                 dispose();
             }
             catch (RuntimeException const& exc) { // don't break throw ()
-                OSL_FAIL(
-                    OUStringToOString(
-                        exc.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
-                static_cast<void>(exc);
+                (void)exc;
+                SAL_WARN( "cppuhelper", exc.Message );
             }
             OSL_ASSERT( rBHelper.bDisposed );
         }
@@ -204,10 +202,8 @@ void WeakAggComponentImplHelperBase::release()
                 dispose();
             }
             catch (RuntimeException const& exc) { // don't break throw ()
-                OSL_FAIL(
-                    OUStringToOString(
-                        exc.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
-                static_cast<void>(exc);
+                (void)exc;
+                SAL_WARN( "cppuhelper", exc.Message );
             }
             OSL_ASSERT( rBHelper.bDisposed );
         }
diff --git a/cppuhelper/source/weak.cxx b/cppuhelper/source/weak.cxx
index b52634b26ecc..6bd49fa212ec 100644
--- a/cppuhelper/source/weak.cxx
+++ b/cppuhelper/source/weak.cxx
@@ -243,10 +243,8 @@ void OWeakObject::disposeWeakConnectionPoint()
             p->dispose();
         }
         catch (RuntimeException const& exc) {
-            OSL_FAIL(
-                OUStringToOString(
-                    exc.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
-            static_cast<void>(exc);
+            (void)exc;
+            SAL_WARN( "cppuhelper", exc.Message );
         }
         p->release();
     }
diff --git a/cui/source/options/optinet2.cxx b/cui/source/options/optinet2.cxx
index cea8b66cdbe3..0c2e0b7157a5 100644
--- a/cui/source/options/optinet2.cxx
+++ b/cui/source/options/optinet2.cxx
@@ -783,7 +783,7 @@ IMPL_STATIC_LINK_NOARG(SvxSecurityTabPage, MacroSecPBHdl, Button*, void)
     }
     catch (const Exception& e)
     {
-        OSL_FAIL(OUStringToOString(e.Message, osl_getThreadTextEncoding()).getStr());
+        SAL_WARN( "cui.options", e.Message);
         (void)e;
     }
 }
diff --git a/cui/source/options/optsave.cxx b/cui/source/options/optsave.cxx
index 24c56f47d403..a64a998a17a1 100644
--- a/cui/source/options/optsave.cxx
+++ b/cui/source/options/optsave.cxx
@@ -457,11 +457,7 @@ void SvxSaveTabPage::Reset( const SfxItemSet* )
         catch(Exception& e)
         {
             (void) e;
-            OSL_FAIL(
-                OUStringToOString(
-                    "exception in FilterFactory access: " + e.Message,
-                    RTL_TEXTENCODING_UTF8).
-                getStr());
+            SAL_WARN( "cui.options", "exception in FilterFactory access: " << e.Message );
         }
 
         pImpl->bInitialized = true;
diff --git a/dbaccess/source/core/recovery/settingsimport.cxx b/dbaccess/source/core/recovery/settingsimport.cxx
index 10675aceda2b..a3f1d66c1201 100644
--- a/dbaccess/source/core/recovery/settingsimport.cxx
+++ b/dbaccess/source/core/recovery/settingsimport.cxx
@@ -101,12 +101,9 @@ namespace dbaccess
         if ( sLocalName == "config-item-set" )
             return new ConfigItemSetImport( m_rSettings );
 
-#if OSL_DEBUG_LEVEL > 0
-        OString sMessage = "unknown (or unsupported at this place) element name '"
-                         + OUStringToOString( i_rElementName, RTL_TEXTENCODING_UTF8 )
-                         + "', ignoring";
-        OSL_FAIL( sMessage.getStr() );
-#endif
+        SAL_WARN( "dbaccess", "unknown (or unsupported at this place) element name '"
+                    << i_rElementName
+                    << "', ignoring");
         return new IgnoringSettingsImport;
     }
 
@@ -177,15 +174,11 @@ namespace dbaccess
         {
             o_rValue <<= sValue;
         }
-#if OSL_DEBUG_LEVEL > 0
         else
         {
-            OString sMessage( "ConfigItemImport::getItemValue: unsupported item type '" );
-            sMessage += OUStringToOString( rItemType, RTL_TEXTENCODING_UTF8 );
-            sMessage += "', ignoring";
-            OSL_FAIL( sMessage.getStr() );
+            SAL_WARN( "dbaccess", "ConfigItemImport::getItemValue: unsupported item type '"
+                    << rItemType << "', ignoring");
         }
-#endif
     }
 
     // ConfigItemSetImport
@@ -210,12 +203,8 @@ namespace dbaccess
         if ( sLocalName == "config-item" )
             return new ConfigItemImport( m_aChildSettings );
 
-#if OSL_DEBUG_LEVEL > 0
-        OString sMessage( "unknown element name '" );
-        sMessage += OUStringToOString( i_rElementName, RTL_TEXTENCODING_UTF8 );
-        sMessage += "', ignoring";
-        OSL_FAIL( sMessage.getStr() );
-#endif
+        SAL_WARN( "dbaccess", "unknown element name '"
+                    << i_rElementName << "', ignoring");
         return new IgnoringSettingsImport;
     }
 
diff --git a/dbaccess/source/ui/browser/genericcontroller.cxx b/dbaccess/source/ui/browser/genericcontroller.cxx
index a5ec0802a2c1..4dc69a4830df 100644
--- a/dbaccess/source/ui/browser/genericcontroller.cxx
+++ b/dbaccess/source/ui/browser/genericcontroller.cxx
@@ -545,10 +545,9 @@ void OGenericUnoController::InvalidateFeature_Impl()
 #if OSL_DEBUG_LEVEL > 0
             if ( m_aSupportedFeatures.end() == aFeaturePos )
             {
-                OString sMessage( "OGenericUnoController::InvalidateFeature_Impl: feature id " );
-                sMessage += OString::number( aNextFeature.nId );
-                sMessage += OString( " has been invalidated, but is not supported!" );
-                SAL_WARN("dbaccess.ui", sMessage.getStr() );
+                SAL_WARN( "dbaccess.ui", "OGenericUnoController::InvalidateFeature_Impl: feature id "
+                            << aNextFeature.nId
+                            << " has been invalidated, but is not supported!" );
             }
 #endif
             if ( m_aSupportedFeatures.end() != aFeaturePos )
diff --git a/dbaccess/source/ui/dlg/DbAdminImpl.cxx b/dbaccess/source/ui/dlg/DbAdminImpl.cxx
index 0f4016b8883a..29f0dd00bc24 100644
--- a/dbaccess/source/ui/dlg/DbAdminImpl.cxx
+++ b/dbaccess/source/ui/dlg/DbAdminImpl.cxx
@@ -113,12 +113,8 @@ namespace
         }
         catch(Exception&)
         {
-    #if OSL_DEBUG_LEVEL > 0
-            OString sMessage("ODbAdminDialog::implTranslateProperty: could not set the property ");
-            sMessage += OString(_rName.getStr(), _rName.getLength(), RTL_TEXTENCODING_ASCII_US);
-            sMessage += OString("!");
-            OSL_FAIL(sMessage.getStr());
-    #endif
+            SAL_WARN("dbaccess", "ODbAdminDialog::implTranslateProperty: could not set the property "
+                    << _rName);
         }
 
     }
@@ -577,12 +573,8 @@ void ODbDataSourceAdministrationHelper::translateProperties(const Reference< XPr
             }
             catch(Exception&)
             {
-#if OSL_DEBUG_LEVEL > 0
-                OString aMessage("ODbDataSourceAdministrationHelper::translateProperties: could not extract the property ");
-                aMessage += OString(aDirect->second.getStr(), aDirect->second.getLength(), RTL_TEXTENCODING_ASCII_US);
-                aMessage += OString("!");
-                OSL_FAIL(aMessage.getStr());
-#endif
+                SAL_WARN("dbaccess", "ODbDataSourceAdministrationHelper::translateProperties: could not extract the property "
+                        << aDirect->second);
             }
             // transfer it into an item
             implTranslateProperty(_rDest, aDirect->first, aValue);
@@ -917,11 +909,8 @@ void ODbDataSourceAdministrationHelper::implTranslateProperty( SfxItemSet& _rSet
                 _rSet.Put(SfxStringItem(_nId, sValue));
             }
             else {
-                OSL_FAIL(
-                    OString(
-                        "ODbDataSourceAdministrationHelper::implTranslateProperty: invalid property value ("
-                        + translatePropertyId(_nId)
-                        + " should be no string)!").getStr());
+                SAL_WARN( "dbaccess", "ODbDataSourceAdministrationHelper::implTranslateProperty: invalid property value ("
+                        << translatePropertyId(_nId) << " should be no string)!");
             }
             break;
 
@@ -946,11 +935,9 @@ void ODbDataSourceAdministrationHelper::implTranslateProperty( SfxItemSet& _rSet
                 _rSet.Put( aItem );
             }
             else {
-                OSL_FAIL(
-                    OString(
-                        "ODbDataSourceAdministrationHelper::implTranslateProperty: invalid property value ("
-                        + translatePropertyId(_nId)
-                        + " should be no boolean)!").getStr());
+                SAL_WARN( "dbaccess", "ODbDataSourceAdministrationHelper::implTranslateProperty: invalid property value ("
+                        << translatePropertyId(_nId)
+                        << " should be no boolean)!");
             }
             break;
 
@@ -962,11 +949,9 @@ void ODbDataSourceAdministrationHelper::implTranslateProperty( SfxItemSet& _rSet
                 _rSet.Put( SfxInt32Item( _nId, nValue ) );
             }
             else {
-                OSL_FAIL(
-                    OString(
-                        "ODbDataSourceAdministrationHelper::implTranslateProperty: invalid property value ("
-                        + translatePropertyId(_nId)
-                        + " should be no int)!").getStr());
+                SAL_WARN( "dbaccess", "ODbDataSourceAdministrationHelper::implTranslateProperty: invalid property value ("
+                        << translatePropertyId(_nId)
+                        << " should be no int)!");
             }
             break;
 
@@ -994,11 +979,9 @@ void ODbDataSourceAdministrationHelper::implTranslateProperty( SfxItemSet& _rSet
                 }
             }
             else {
-                OSL_FAIL(
-                    OString(
-                        "ODbDataSourceAdministrationHelper::implTranslateProperty: invalid property value ("
-                        + translatePropertyId(_nId)
-                        + " should be no string sequence)!").getStr());
+                SAL_WARN( "dbaccess", "ODbDataSourceAdministrationHelper::implTranslateProperty: invalid property value ("
+                        << translatePropertyId(_nId)
+                        << " should be no string sequence)!");
             }
             break;
 
diff --git a/desktop/source/deployment/dp_log.cxx b/desktop/source/deployment/dp_log.cxx
index ee814f312b7b..f84aac3c53ae 100644
--- a/desktop/source/deployment/dp_log.cxx
+++ b/desktop/source/deployment/dp_log.cxx
@@ -79,8 +79,7 @@ void ProgressLogImpl::disposing()
     }
     catch (const Exception & exc) {
         (void) exc;
-        OSL_FAIL( OUStringToOString(
-                        exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+        SAL_WARN( "desktop", exc.Message );
     }
 }
 
@@ -139,8 +138,7 @@ void ProgressLogImpl::log_write( OString const & text )
     }
     catch (const io::IOException & exc) {
         (void) exc;
-        OSL_FAIL( OUStringToOString(
-                        exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+        SAL_WARN( "desktop", exc.Message );
     }
 }
 
diff --git a/desktop/source/deployment/gui/dp_gui_dialog2.cxx b/desktop/source/deployment/gui/dp_gui_dialog2.cxx
index 8acde7cc8172..fa286493fec9 100644
--- a/desktop/source/deployment/gui/dp_gui_dialog2.cxx
+++ b/desktop/source/deployment/gui/dp_gui_dialog2.cxx
@@ -740,8 +740,7 @@ uno::Sequence< OUString > ExtMgrDialog::raiseAddPicker()
             xFilePicker->appendFilter( iPos->first, iPos->second );
         }
         catch (const lang::IllegalArgumentException & exc) {
-            OSL_FAIL( OUStringToOString(
-                            exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+            SAL_WARN( "desktop", exc.Message );
             (void) exc;
         }
     }
@@ -1389,7 +1388,7 @@ bool UpdateRequiredDialog::isEnabled( const uno::Reference< deployment::XPackage
     catch ( const uno::RuntimeException & ) { throw; }
     catch (const uno::Exception & exc) {
         (void) exc;
-        OSL_FAIL( OUStringToOString( exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+        SAL_WARN( "desktop", exc.Message );
         bRegistered = false;
     }
 
diff --git a/desktop/source/deployment/gui/dp_gui_theextmgr.cxx b/desktop/source/deployment/gui/dp_gui_theextmgr.cxx
index f4d2f1fd3ab6..28863f9bc59b 100644
--- a/desktop/source/deployment/gui/dp_gui_theextmgr.cxx
+++ b/desktop/source/deployment/gui/dp_gui_theextmgr.cxx
@@ -345,7 +345,7 @@ PackageState TheExtensionManager::getPackageState( const uno::Reference< deploym
     }
     catch (const uno::Exception & exc) {
         (void) exc;
-        OSL_FAIL( OUStringToOString( exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+        SAL_WARN( "desktop", exc.Message );
         return NOT_AVAILABLE;
     }
 }
diff --git a/desktop/source/deployment/manager/dp_manager.cxx b/desktop/source/deployment/manager/dp_manager.cxx
index df1431c449a2..2dd0abd3a945 100644
--- a/desktop/source/deployment/manager/dp_manager.cxx
+++ b/desktop/source/deployment/manager/dp_manager.cxx
@@ -583,8 +583,7 @@ OUString PackageManagerImpl::detectMediaType(
             if (throw_exc)
                 throw;
             (void) exc;
-            OSL_FAIL( OUStringToOString(
-                            exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+            SAL_WARN( "desktop", exc.Message );
         }
     }
     return mediaType;
@@ -1028,14 +1027,12 @@ PackageManagerImpl::getDeployedPackages_(
         catch (const lang::IllegalArgumentException & exc) {
             // ignore
             (void) exc; // avoid warnings
-            OSL_FAIL( OUStringToOString(
-                            exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+            SAL_WARN( "desktop", exc.Message );
         }
         catch (const deployment::DeploymentException& exc) {
             // ignore
             (void) exc; // avoid warnings
-            OSL_FAIL( OUStringToOString(
-                            exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+            SAL_WARN( "desktop", exc.Message );
         }
     }
     return comphelper::containerToSequence(packages);
diff --git a/desktop/source/deployment/registry/dp_registry.cxx b/desktop/source/deployment/registry/dp_registry.cxx
index d0b4211691ee..da6c96195158 100644
--- a/desktop/source/deployment/registry/dp_registry.cxx
+++ b/desktop/source/deployment/registry/dp_registry.cxx
@@ -257,17 +257,12 @@ void PackageRegistryImpl::insertBackend(
 #if OSL_DEBUG_LEVEL > 0
         else
         {
-            OUStringBuffer buf;
-            buf.append( "more than one PackageRegistryBackend for media-type=\"" );
-            buf.append( mediaType );
-            buf.append( "\" => " );
-            buf.append( Reference<lang::XServiceInfo>(
-                            xBackend, UNO_QUERY_THROW )->
-                        getImplementationName() );
-            buf.append( "\"!" );
-            OSL_FAIL( OUStringToOString(
-                            buf.makeStringAndClear(),
-                            RTL_TEXTENCODING_UTF8).getStr() );
+            SAL_WARN( "desktop", "more than one PackageRegistryBackend for media-type=\""
+                    << mediaType
+                    << "\" => "
+                    <<  Reference<lang::XServiceInfo>(
+                            xBackend, UNO_QUERY_THROW )->getImplementationName()
+                    << "\"!" );
         }
 #endif
     }
diff --git a/desktop/source/deployment/registry/package/dp_package.cxx b/desktop/source/deployment/registry/package/dp_package.cxx
index cda1f56de4c4..93a8060231b1 100644
--- a/desktop/source/deployment/registry/package/dp_package.cxx
+++ b/desktop/source/deployment/registry/package/dp_package.cxx
@@ -843,10 +843,8 @@ void BackendImpl::PackageImpl::processPackage_(
                         }
                         catch (const Exception &)
                         {
-                            OSL_FAIL( OUStringToOString(
-                                            ::comphelper::anyToString(
-                                                ::cppu::getCaughtException() ),
-                                            RTL_TEXTENCODING_UTF8 ).getStr() );
+                            SAL_WARN( "desktop", ::comphelper::anyToString(
+                                                ::cppu::getCaughtException() ) );
                             // ignore any errors of rollback
                         }
                     }
@@ -934,7 +932,7 @@ OUString BackendImpl::PackageImpl::getDescription()
         }
         catch ( const css::deployment::DeploymentException& )
         {
-            OSL_FAIL( OUStringToOString( ::comphelper::anyToString( ::cppu::getCaughtException() ), RTL_TEXTENCODING_UTF8 ).getStr() );
+            SAL_WARN( "desktop", ::comphelper::anyToString( ::cppu::getCaughtException() ) );
         }
     }
 
@@ -1058,15 +1056,12 @@ void BackendImpl::PackageImpl::exportTo(
         }
         // xxx todo: think about exception specs:
         catch (const deployment::DeploymentException &) {
-            OSL_FAIL( OUStringToOString(
-                            ::comphelper::anyToString(
-                                ::cppu::getCaughtException() ),
-                            RTL_TEXTENCODING_UTF8 ).getStr() );
+            SAL_WARN( "desktop", ::comphelper::anyToString(
+                                ::cppu::getCaughtException() ) );
         }
         catch (const lang::IllegalArgumentException & exc) {
             (void) exc;
-            OSL_FAIL( OUStringToOString(
-                            exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+            SAL_WARN( "desktop", exc.Message );
         }
 
         std::vector< Sequence<beans::PropertyValue> > manifest;
diff --git a/desktop/source/lib/init.cxx b/desktop/source/lib/init.cxx
index 572bdd0eaef4..3c88929d4683 100644
--- a/desktop/source/lib/init.cxx
+++ b/desktop/source/lib/init.cxx
@@ -353,7 +353,7 @@ struct RectangleAndPart
     OString toString() const
     {
         std::stringstream ss;
-        ss << m_aRectangle.toString().getStr();
+        ss << m_aRectangle.toString();
         if (m_nPart >= -1)
             ss << ", " << m_nPart;
         return ss.str().c_str();
diff --git a/desktop/source/migration/migration.cxx b/desktop/source/migration/migration.cxx
index be141b68210c..bc4df65f6cfa 100644
--- a/desktop/source/migration/migration.cxx
+++ b/desktop/source/migration/migration.cxx
@@ -207,9 +207,7 @@ void Migration::migrateSettingsIfNecessary()
     try {
         bResult = aImpl.doMigration();
     } catch (const Exception& e) {
-        OString aMsg = "doMigration() exception: "
-                     + OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US);
-        OSL_FAIL(aMsg.getStr());
+        SAL_WARN( "desktop", "doMigration() exception: " << e.Message);
     }
     OSL_ENSURE(bResult, "Migration has not been successful");
     (void)bResult;
@@ -844,11 +842,7 @@ void MigrationImpl::copyFiles()
             _checkAndCreateDirectory(aURL);
             FileBase::RC copyResult = File::copy(*i_file, destName);
             if (copyResult != FileBase::E_None) {
-                OString msg = "Cannot copy "
-                            + OUStringToOString(*i_file, RTL_TEXTENCODING_UTF8)
-                            + " to "
-                            + OUStringToOString(destName, RTL_TEXTENCODING_UTF8);
-                OSL_FAIL(msg.getStr());
+                SAL_WARN( "desktop", "Cannot copy " << *i_file <<  " to " << destName);
             }
             ++i_file;
         }
@@ -894,16 +888,12 @@ void MigrationImpl::runServices()
 
 
             } catch (const Exception& e) {
-                OString aMsg = "Execution of migration service failed (Exception caught).\nService: "
-                             + OUStringToOString(i_mig->service, RTL_TEXTENCODING_ASCII_US)
-                             + "\nMessage: "
-                             + OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US);
-                OSL_FAIL(aMsg.getStr());
+                SAL_WARN( "desktop", "Execution of migration service failed (Exception caught).\nService: "
+                            << i_mig->service
+                            << "\nMessage: " << e.Message);
             } catch (...) {
-                OString aMsg = "Execution of migration service failed (Exception caught).\nService: "
-                             + OUStringToOString(i_mig->service, RTL_TEXTENCODING_ASCII_US)
-                             + "\nNo message available";
-                OSL_FAIL(aMsg.getStr());
+                SAL_WARN( "desktop", "Execution of migration service failed (Exception caught).\nService: "
+                            << i_mig->service << "\nNo message available");
             }
 
         }
diff --git a/desktop/source/migration/services/basicmigration.cxx b/desktop/source/migration/services/basicmigration.cxx
index bfe2e84df1d6..5bd36c836b2e 100644
--- a/desktop/source/migration/services/basicmigration.cxx
+++ b/desktop/source/migration/services/basicmigration.cxx
@@ -132,11 +132,8 @@ namespace migration
                 ::osl::FileBase::RC aResult = ::osl::File::copy( *aI, sTargetName );
                 if ( aResult != ::osl::FileBase::E_None )
                 {
-                    OString aMsg = "BasicMigration::copyFiles: cannot copy "
-                                 + OUStringToOString( *aI, RTL_TEXTENCODING_UTF8 )
-                                 + " to "
-                                 + OUStringToOString( sTargetName, RTL_TEXTENCODING_UTF8 );
-                    OSL_FAIL( aMsg.getStr() );
+                    SAL_WARN( "desktop", "BasicMigration::copyFiles: cannot copy "
+                                << *aI << " to " << sTargetName );
                 }
                 ++aI;
             }
diff --git a/desktop/source/migration/services/wordbookmigration.cxx b/desktop/source/migration/services/wordbookmigration.cxx
index 3b0ebe9b9024..5b19b59a0472 100644
--- a/desktop/source/migration/services/wordbookmigration.cxx
+++ b/desktop/source/migration/services/wordbookmigration.cxx
@@ -165,11 +165,8 @@ bool IsUserWordbook( const OUString& rFile )
                     ::osl::FileBase::RC aResult = ::osl::File::copy( *aI, sTargetName );
                     if ( aResult != ::osl::FileBase::E_None )
                     {
-                        OString aMsg = "WordbookMigration::copyFiles: cannot copy "
-                                     + OUStringToOString( *aI, RTL_TEXTENCODING_UTF8 )
-                                     + " to "
-                                     + OUStringToOString( sTargetName, RTL_TEXTENCODING_UTF8 );
-                        OSL_FAIL( aMsg.getStr() );
+                        SAL_WARN( "desktop", "WordbookMigration::copyFiles: cannot copy "
+                                     << *aI << " to " << sTargetName);
                     }
                 }
                 ++aI;
diff --git a/desktop/source/pkgchk/unopkg/unopkg_cmdenv.cxx b/desktop/source/pkgchk/unopkg/unopkg_cmdenv.cxx
index 0eb7feff44e4..d31baf996b59 100644
--- a/desktop/source/pkgchk/unopkg/unopkg_cmdenv.cxx
+++ b/desktop/source/pkgchk/unopkg/unopkg_cmdenv.cxx
@@ -127,8 +127,7 @@ CommandEnvironmentImpl::~CommandEnvironmentImpl()
     }
     catch (const RuntimeException & exc) {
         (void) exc;
-        OSL_FAIL( OUStringToOString(
-                        exc.Message, osl_getThreadTextEncoding() ).getStr() );
+        SAL_WARN( "desktop", exc.Message );
     }
 }
 
diff --git a/desktop/source/pkgchk/unopkg/unopkg_misc.cxx b/desktop/source/pkgchk/unopkg/unopkg_misc.cxx
index c74d9e0d98aa..8e692cdf2fc8 100644
--- a/desktop/source/pkgchk/unopkg/unopkg_misc.cxx
+++ b/desktop/source/pkgchk/unopkg/unopkg_misc.cxx
@@ -84,8 +84,7 @@ OptionInfo const * getOptionInfo(
             }
         }
     }
-    OSL_FAIL( OUStringToOString(
-                    opt, osl_getThreadTextEncoding() ).getStr() );
+    SAL_WARN( "desktop", opt );
     return nullptr;
 }
 
diff --git a/editeng/source/uno/unoipset.cxx b/editeng/source/uno/unoipset.cxx
index 32dc1b7441e1..0eebf97ee0c9 100644
--- a/editeng/source/uno/unoipset.cxx
+++ b/editeng/source/uno/unoipset.cxx
@@ -302,7 +302,7 @@ void SvxUnoConvertToMM( const MapUnit eSourceMapUnit, uno::Any & rMetric ) throw
                 rMetric <<= (sal_uInt32)(TWIPS_TO_MM(*o3tl::forceAccess<sal_uInt32>(rMetric)));
                 break;
             default:
-                OSL_FAIL(OString("AW: Missing unit translation to 100th mm, " + OString::number((sal_Int32)rMetric.getValueTypeClass())).getStr());
+                SAL_WARN("editeng", "AW: Missing unit translation to 100th mm, " << OString::number((sal_Int32)rMetric.getValueTypeClass()));
             }
             break;
         }
diff --git a/extensions/source/bibliography/datman.cxx b/extensions/source/bibliography/datman.cxx
index 756d488078b9..e87e2c82a0a4 100644
--- a/extensions/source/bibliography/datman.cxx
+++ b/extensions/source/bibliography/datman.cxx
@@ -180,13 +180,8 @@ Reference< XNameAccess >  getColumns(const Reference< XForm > & _rxForm)
             }
             catch (const Exception& e)
             {
-#ifdef DBG_UTIL
-                OUString sMsg( "::getColumns : catched an exception (" + e.Message + ") ..." );
-
-                OSL_FAIL(OUStringToOString(sMsg, RTL_TEXTENCODING_ASCII_US ).getStr());
-#else
                 (void)e;
-#endif
+                SAL_WARN( "extensions.biblio", "::getColumns : catched an exception. " << e.Message);
             }
 
         }
diff --git a/extensions/source/logging/filehandler.cxx b/extensions/source/logging/filehandler.cxx
index a59a43cb9800..87bf330d50b5 100644
--- a/extensions/source/logging/filehandler.cxx
+++ b/extensions/source/logging/filehandler.cxx
@@ -186,13 +186,9 @@ namespace logging
         #if OSL_DEBUG_LEVEL > 0
             if ( m_eFileValidity == eInvalid )
             {
-                OStringBuffer sMessage;
-                sMessage.append( "FileHandler::impl_prepareFile_nothrow: could not open the designated log file:" );
-                sMessage.append( "\nURL: " );
-                sMessage.append( OString( m_sFileURL.getStr(), m_sFileURL.getLength(), osl_getThreadTextEncoding() ) );
-                sMessage.append( "\nerror code: " );
-                sMessage.append( (sal_Int32)res );
-                OSL_FAIL( sMessage.makeStringAndClear().getStr() );
+                SAL_WARN( "extensions.logging", "FileHandler::impl_prepareFile_nothrow: could not open the designated log file:"
+                            "\nURL: " << m_sFileURL
+                            << "\nerror code: " << (sal_Int32)res );
             }
         #endif
             if ( m_eFileValidity == eValid )
diff --git a/extensions/source/propctrlr/browserlistbox.cxx b/extensions/source/propctrlr/browserlistbox.cxx
index 269b14d033dc..f34a7b67b35f 100644
--- a/extensions/source/propctrlr/browserlistbox.cxx
+++ b/extensions/source/propctrlr/browserlistbox.cxx
@@ -868,16 +868,9 @@ namespace pcr
             }
             else
             {
-    #ifdef DBG_UTIL
-                if ( !_rLine.xHandler.is() )
-                {
-                    OString sMessage( "OBrowserListBox::impl_setControlAsPropertyValue: no handler -> no conversion (property: '" );
-                    OUString sPropertyName( _rLine.pLine->GetEntryName() );
-                    sMessage += OString( sPropertyName.getStr(), sPropertyName.getLength(), RTL_TEXTENCODING_ASCII_US );
-                    sMessage += OString( "')!" );
-                    OSL_FAIL( sMessage.getStr() );
-                }
-    #endif
+                SAL_WARN_IF( !_rLine.xHandler.is(), "extensions.propctrlr",
+                        "OBrowserListBox::impl_setControlAsPropertyValue: no handler -> no conversion (property: '"
+                        << _rLine.pLine->GetEntryName() << "')!" );
                 if ( _rLine.xHandler.is() )
                 {
                     Any aControlValue = _rLine.xHandler->convertToControlValue(
@@ -899,16 +892,9 @@ namespace pcr
         Any aPropertyValue;
         try
         {
-        #ifdef DBG_UTIL
-            if ( !_rLine.xHandler.is() )
-            {
-                OString sMessage( "OBrowserListBox::impl_getControlAsPropertyValue: no handler -> no conversion (property: '" );
-                OUString sPropertyName( _rLine.pLine->GetEntryName() );
-                sMessage += OString( sPropertyName.getStr(), sPropertyName.getLength(), RTL_TEXTENCODING_ASCII_US );
-                sMessage += OString( "')!" );
-                OSL_FAIL( sMessage.getStr() );
-            }
-        #endif
+            SAL_WARN_IF( !_rLine.xHandler.is(), "extensions.propctrlr",
+                    "OBrowserListBox::impl_getControlAsPropertyValue: no handler -> no conversion (property: '"
+                    << _rLine.pLine->GetEntryName() << "')!" );
             if ( _rLine.xHandler.is() )
                 aPropertyValue = _rLine.xHandler->convertToPropertyValue( _rLine.pLine->GetEntryName(), xControl->getValue() );
             else
diff --git a/extensions/source/propctrlr/eformspropertyhandler.cxx b/extensions/source/propctrlr/eformspropertyhandler.cxx
index a02a615a5bda..f6a3bb171ade 100644
--- a/extensions/source/propctrlr/eformspropertyhandler.cxx
+++ b/extensions/source/propctrlr/eformspropertyhandler.cxx
@@ -144,13 +144,8 @@ namespace pcr
         }
         catch( const Exception& )
         {
-#if OSL_DEBUG_LEVEL > 0
-            OString sMessage( "EFormsPropertyHandler::getPropertyValue: caught an exception!" );
-            sMessage += "\n(have been asked for the \"";
-            sMessage += OString( _rPropertyName.getStr(), _rPropertyName.getLength(), RTL_TEXTENCODING_ASCII_US );
-            sMessage += "\" property.)";
-            OSL_FAIL( sMessage.getStr() );
-#endif
+            SAL_WARN( "extensions.propctrlr", "EFormsPropertyHandler::getPropertyValue: caught an exception!"
+                "\n(have been asked for the \"" <<_rPropertyName << "\" property.)");
         }
         return aReturn;
     }
diff --git a/extensions/source/propctrlr/propcontroller.cxx b/extensions/source/propctrlr/propcontroller.cxx
index 6f150c9d4622..c20b617bbd55 100644
--- a/extensions/source/propctrlr/propcontroller.cxx
+++ b/extensions/source/propctrlr/propcontroller.cxx
@@ -1125,10 +1125,8 @@ namespace pcr
             if ( _rDescriptor.DisplayName.isEmpty() )
             {
             #ifdef DBG_UTIL
-                OString sMessage( "OPropertyBrowserController::describePropertyLine: handler did not provide a display name for '" );
-                sMessage += OString( _rProperty.Name.getStr(), _rProperty.Name.getLength(), RTL_TEXTENCODING_ASCII_US );
-                sMessage += OString( "'!" );
-                DBG_ASSERT( !_rDescriptor.DisplayName.isEmpty(), sMessage.getStr() );
+                SAL_WARN( "extensions.propctrlr", "OPropertyBrowserController::describePropertyLine: handler did not provide a display name for '"
+                        <<_rProperty.Name << "'!" );
             #endif
                 _rDescriptor.DisplayName = _rProperty.Name;
             }
@@ -1203,15 +1201,9 @@ namespace pcr
 
                 bool bIsActuatingProperty = impl_isActuatingProperty_nothrow( property->second.Name );
 
-            #if OSL_DEBUG_LEVEL > 0
-                if ( aDescriptor.Category.isEmpty() )
-                {
-                    OString sMessage( "OPropertyBrowserController::UpdateUI: empty category provided for property '" );
-                    sMessage += OString( property->second.Name.getStr(), property->second.Name.getLength(), osl_getThreadTextEncoding() );
-                    sMessage += "'!";
-                    OSL_FAIL( sMessage.getStr() );
-                }
-            #endif
+                SAL_WARN_IF( aDescriptor.Category.isEmpty(), "extensions.propctrlr",
+                        "OPropertyBrowserController::UpdateUI: empty category provided for property '"
+                        << property->second.Name << "'!");
                 // finally insert this property control
                 sal_uInt16 nTargetPageId = impl_getPageIdForCategory_nothrow( aDescriptor.Category );
                 if ( nTargetPageId == (sal_uInt16)-1 )
diff --git a/extensions/source/propctrlr/stringrepresentation.cxx b/extensions/source/propctrlr/stringrepresentation.cxx
index 3f8b0abfa697..946c8b6422f5 100644
--- a/extensions/source/propctrlr/stringrepresentation.cxx
+++ b/extensions/source/propctrlr/stringrepresentation.cxx
@@ -168,10 +168,9 @@ OUString SAL_CALL StringRepresentation::convertToControlValue(const uno::Any & P
 #ifdef DBG_UTIL
         if ( sReturn.isEmpty() && PropertyValue.hasValue() )
         {
-            OString sMessage( "StringRepresentation::convertPropertyValueToStringRepresentation: cannot convert values of type '" );
-            sMessage += OString( PropertyValue.getValueType().getTypeName().getStr(), PropertyValue.getValueType().getTypeName().getLength(), RTL_TEXTENCODING_ASCII_US );
-            sMessage += OString( "'!" );
-            OSL_FAIL( sMessage.getStr() );
+            SAL_WARN( "extensions.propctrlr", "StringRepresentation::convertPropertyValueToStringRepresentation: cannot convert values of type '"
+                        << PropertyValue.getValueType().getTypeName()
+                        << "'!" );
         }
 #endif
     }
@@ -213,10 +212,8 @@ uno::Any SAL_CALL StringRepresentation::convertToPropertyValue(const OUString &
         // could not convert ...
         if ( !bCanConvert && !ControlValue.isEmpty() )
         {
-            OString sMessage( "StringRepresentation::convertStringRepresentationToPropertyValue: cannot convert into values of type '" );
-            sMessage += OString( ControlValueType.getTypeName().getStr(), ControlValueType.getTypeName().getLength(), RTL_TEXTENCODING_ASCII_US );
-            sMessage += OString( "'!" );
-            OSL_FAIL( sMessage.getStr() );
+            SAL_WARN( "extensions.propctrlr", "StringRepresentation::convertStringRepresentationToPropertyValue: cannot convert into values of type '"
+            << ControlValueType.getTypeName() << "'!" );
         }
     #endif
     }
diff --git a/extensions/source/scanner/sanedlg.cxx b/extensions/source/scanner/sanedlg.cxx
index cc712b24ccd3..3813f58eea5e 100644
--- a/extensions/source/scanner/sanedlg.cxx
+++ b/extensions/source/scanner/sanedlg.cxx
@@ -689,9 +689,7 @@ IMPL_LINK( SaneDlg, SelectHdl, ListBox&, rListBox, void )
     {
         if( &rListBox == mpQuantumRangeBox )
         {
-            OString aValue(OUStringToOString(mpQuantumRangeBox->GetSelectEntry(),
-                osl_getThreadTextEncoding()));
-            double fValue = atof(aValue.getStr());
+            double fValue = mpQuantumRangeBox->GetSelectEntry().toDouble();
             mrSane.SetOptionValue( mnCurrentOption, fValue, mnCurrentElement );
         }
         else if( &rListBox == mpStringRangeBox )
@@ -809,10 +807,7 @@ IMPL_LINK( SaneDlg, ModifyHdl, Edit&, rEdit, void )
         }
         else if( &rEdit == mpNumericEdit )
         {
-            double fValue;
-            OString aContents(OUStringToOString(mpNumericEdit->GetText(),
-                osl_getThreadTextEncoding()));
-            fValue = atof(aContents.getStr());
+            double fValue = mpNumericEdit->GetText().toDouble();
             if( mfMin != mfMax && ( fValue < mfMin || fValue > mfMax ) )
             {
                 char pBuf[256];
diff --git a/filter/source/config/cache/filtercache.cxx b/filter/source/config/cache/filtercache.cxx
index 3d836d9fdb2b..cfc5ad0e5513 100644
--- a/filter/source/config/cache/filtercache.cxx
+++ b/filter/source/config/cache/filtercache.cxx
@@ -820,7 +820,7 @@ css::uno::Reference< css::uno::XInterface > FilterCache::impl_openConfig(EConfig
     }
 
     {
-        SAL_INFO( "filter.config", "" << sRtlLog.getStr());
+        SAL_INFO( "filter.config", "" << sRtlLog);
         *pConfig = impl_createConfigAccess(sPath    ,
                                            false,   // bReadOnly
                                            true );  // bLocalesMode
@@ -878,15 +878,10 @@ css::uno::Any FilterCache::impl_getDirectCFGValue(const OUString& sDirectKey)
     }
     catch(const css::uno::RuntimeException&)
         { throw; }
-    #if OSL_DEBUG_LEVEL > 0
     catch(const css::uno::Exception& ex)
-    #else
-    catch(const css::uno::Exception&)
-    #endif
         {
-            #if OSL_DEBUG_LEVEL > 0
-            OSL_FAIL(OUStringToOString(ex.Message, RTL_TEXTENCODING_UTF8).getStr());
-            #endif
+            (void)ex;
+            SAL_WARN( "filter.config", ex.Message);
             aValue.clear();
         }
 
@@ -1537,10 +1532,8 @@ void FilterCache::impl_readPatchUINames(const css::uno::Reference< css::containe
             return;
         OUString sName = rItem.getUnpackedValueOrDefault(PROPNAME_NAME, OUString());
 
-        OUString sMsg("Fallback scenario for filter or type '" + sName + "' and locale '" +
-                      sActLocale + "' failed. Please check your filter configuration.");
-
-        OSL_FAIL(FILTER_CONFIG_TO_ASCII_(sMsg));
+        SAL_WARN("filter.config", "Fallback scenario for filter or type '" << sName << "' and locale '" <<
+                      sActLocale << "' failed. Please check your filter configuration.");
 #endif
         return;
     }
diff --git a/filter/source/svg/svgwriter.cxx b/filter/source/svg/svgwriter.cxx
index c9a9115bb509..a9b9dbbc5e87 100644
--- a/filter/source/svg/svgwriter.cxx
+++ b/filter/source/svg/svgwriter.cxx
@@ -2836,7 +2836,7 @@ void SVGActionWriter::ImplWriteActions( const GDIMetaFile& rMtf,
             catch( ... )
             {
                 const MetaCommentAction* pA = static_cast<const MetaCommentAction*>(pAction);
-                OSL_FAIL( pA->GetComment().getStr() );
+                SAL_WARN( "filter.svg", pA->GetComment() );
             }
 
         }
diff --git a/filter/source/svg/test/odfserializer.cxx b/filter/source/svg/test/odfserializer.cxx
index 48d5e1be759a..8a3d62996279 100644
--- a/filter/source/svg/test/odfserializer.cxx
+++ b/filter/source/svg/test/odfserializer.cxx
@@ -94,8 +94,7 @@ void SAL_CALL ODFSerializer::endElement( const OUString& aName )
 
 void SAL_CALL ODFSerializer::characters( const OUString& aChars )
 {
-    const OString aStr = OUStringToOString(aChars,
-                                                     RTL_TEXTENCODING_UTF8);
+    const OString aStr = OUStringToOString(aChars, RTL_TEXTENCODING_UTF8);
     const sal_Int32 nLen( aStr.getLength() );
     m_aBuf.realloc( nLen );
     const sal_Char* pStr = aStr.getStr();
diff --git a/filter/source/xsltfilter/XSLTFilter.cxx b/filter/source/xsltfilter/XSLTFilter.cxx
index 47d9e380ae14..d4455f620a0a 100644
--- a/filter/source/xsltfilter/XSLTFilter.cxx
+++ b/filter/source/xsltfilter/XSLTFilter.cxx
@@ -402,7 +402,7 @@ namespace XSLT
                 catch( const Exception& exc)
                     {
                         // something went wrong
-                        OSL_FAIL(OUStringToOString(exc.Message, RTL_TEXTENCODING_ASCII_US).getStr());
+                        SAL_WARN("filter.xslt", exc.Message);
                         return false;
                     }
             }
diff --git a/forms/source/component/Edit.cxx b/forms/source/component/Edit.cxx
index fa4de8afddf3..d8a86b4c9634 100644
--- a/forms/source/component/Edit.cxx
+++ b/forms/source/component/Edit.cxx
@@ -447,19 +447,10 @@ namespace
                 }
                 catch(const IllegalArgumentException& e)
                 {
-#if OSL_DEBUG_LEVEL > 0
-                    OString sMessage( "could not transfer the property named '" );
-                    sMessage += OString( pSourceProps->Name.getStr(), pSourceProps->Name.getLength(), RTL_TEXTENCODING_ASCII_US );
-                    sMessage += OString( "'." );
-                    if ( !e.Message.isEmpty() )
-                    {
-                        sMessage += OString( "\n\nMessage:\n" );
-                        sMessage += OString( e.Message.getStr(), e.Message.getLength(), RTL_TEXTENCODING_ASCII_US );
-                    }
-                    OSL_FAIL( sMessage.getStr() );
-#else
                     (void)e;
-#endif
+                    SAL_WARN( "forms.component", "could not transfer the property named '"
+                                << pSourceProps->Name
+                                << "'. " << e.Message );
                 }
 
                 ++pSourceProps;
diff --git a/forms/source/richtext/attributedispatcher.cxx b/forms/source/richtext/attributedispatcher.cxx
index af06c8a26811..e5f38169cd93 100644
--- a/forms/source/richtext/attributedispatcher.cxx
+++ b/forms/source/richtext/attributedispatcher.cxx
@@ -90,16 +90,9 @@ namespace frm
         (void)_rArguments;
 
         OSL_ENSURE( _rURL.Complete == getFeatureURL().Complete, "OAttributeDispatcher::dispatch: invalid URL!" );
-#if OSL_DEBUG_LEVEL > 0
-        if ( _rArguments.getLength() )
-        {
-            OString sMessage( "OAttributeDispatcher::dispatch: found arguments, but can't handle arguments at all" );
-            sMessage += "\n (URL: ";
-            sMessage += OString( _rURL.Complete.getStr(), _rURL.Complete.getLength(), RTL_TEXTENCODING_ASCII_US );
-            sMessage += ")";
-            OSL_FAIL( sMessage.getStr() );
-        }
-#endif
+        SAL_WARN_IF( _rArguments.getLength(), "forms.richtext",
+                "OAttributeDispatcher::dispatch: found arguments, but can't handle arguments at all"
+                " (URL: " << _rURL.Complete << ")");
 
         if ( m_pMasterDispatcher )
             m_pMasterDispatcher->executeAttribute( m_nAttributeId, nullptr );
diff --git a/forms/source/xforms/submission/replace.cxx b/forms/source/xforms/submission/replace.cxx
index 03801430c773..e569e2634b63 100644
--- a/forms/source/xforms/submission/replace.cxx
+++ b/forms/source/xforms/submission/replace.cxx
@@ -101,9 +101,7 @@ CSubmission::SubmissionResult CSubmission::replace(const OUString& aReplace, con
             return CSubmission::SUCCESS;
         }
     } catch (const Exception& e) {
-            OString aMsg = "Exception during replace:\n"
-                         + OUStringToOString(e.Message, RTL_TEXTENCODING_UTF8);
-        OSL_FAIL(aMsg.getStr());
+        SAL_WARN( "forms.xforms", "Exception during replace: " << e.Message);
     }
     return CSubmission::UNKNOWN_ERROR;
 }
diff --git a/fpicker/source/office/commonpicker.cxx b/fpicker/source/office/commonpicker.cxx
index 1150ed51864e..14fcbd9c5ea8 100644
--- a/fpicker/source/office/commonpicker.cxx
+++ b/fpicker/source/office/commonpicker.cxx
@@ -446,10 +446,8 @@ namespace svt
             }
             else
             {
-                OSL_FAIL(
-                    OString(
-                        "OCommonPicker::initialize: unknown argument type at position "
-                        + OString::number(pArguments - _rArguments.getConstArray())).getStr());
+                SAL_WARN( "fpicker", "OCommonPicker::initialize: unknown argument type at position "
+                    << (pArguments - _rArguments.getConstArray()));
                 continue;
             }
 
diff --git a/framework/source/layoutmanager/layoutmanager.cxx b/framework/source/layoutmanager/layoutmanager.cxx
index f55ac969e568..28574963f084 100644
--- a/framework/source/layoutmanager/layoutmanager.cxx
+++ b/framework/source/layoutmanager/layoutmanager.cxx
@@ -1614,7 +1614,7 @@ sal_Bool SAL_CALL LayoutManager::requestElement( const OUString& rResourceURL )
     SolarMutexClearableGuard aWriteLock;
 
     OString aResName = OUStringToOString( aElementName, RTL_TEXTENCODING_ASCII_US );
-    SAL_INFO( "fwk", "framework (cd100003) Element " << aResName.getStr() << " requested." );
+    SAL_INFO( "fwk", "framework (cd100003) Element " << aResName << " requested." );
 
     if (( aElementType.equalsIgnoreAsciiCase("statusbar") &&
           aElementName.equalsIgnoreAsciiCase("statusbar") ) ||
@@ -1742,7 +1742,7 @@ sal_Bool SAL_CALL LayoutManager::showElement( const OUString& aName )
     parseResourceURL( aName, aElementType, aElementName );
 
     OString aResName = OUStringToOString( aElementName, RTL_TEXTENCODING_ASCII_US );
-    SAL_INFO( "fwk", "framework (cd100003) Element " << aResName.getStr() );
+    SAL_INFO( "fwk", "framework (cd100003) Element " << aResName );
 
     if ( aElementType.equalsIgnoreAsciiCase("menubar") &&
          aElementName.equalsIgnoreAsciiCase("menubar") )
@@ -1817,7 +1817,7 @@ sal_Bool SAL_CALL LayoutManager::hideElement( const OUString& aName )
 
     parseResourceURL( aName, aElementType, aElementName );
     OString aResName = OUStringToOString( aElementName, RTL_TEXTENCODING_ASCII_US );
-    SAL_INFO( "fwk", "framework (cd100003) Element " << aResName.getStr() );
+    SAL_INFO( "fwk", "framework (cd100003) Element " << aResName );
 
     if ( aElementType.equalsIgnoreAsciiCase("menubar") &&
          aElementName.equalsIgnoreAsciiCase("menubar") )
diff --git a/framework/source/uielement/toolbarmanager.cxx b/framework/source/uielement/toolbarmanager.cxx
index d2d1183d88f6..ec0f925e7651 100644
--- a/framework/source/uielement/toolbarmanager.cxx
+++ b/framework/source/uielement/toolbarmanager.cxx
@@ -971,7 +971,7 @@ void ToolBarManager::InitImageManager()
 void ToolBarManager::FillToolbar( const Reference< XIndexAccess >& rItemContainer )
 {
     OString aTbxName = OUStringToOString( m_aResourceName, RTL_TEXTENCODING_ASCII_US );
-    SAL_INFO( "fwk.uielement", "framework (cd100003) ::ToolBarManager::FillToolbar " << aTbxName.getStr() );
+    SAL_INFO( "fwk.uielement", "framework (cd100003) ::ToolBarManager::FillToolbar " << aTbxName );
 
     SolarMutexGuard g;
 
diff --git a/helpcompiler/source/HelpIndexer_main.cxx b/helpcompiler/source/HelpIndexer_main.cxx
index 82822d897445..eb1220c34c2b 100644
--- a/helpcompiler/source/HelpIndexer_main.cxx
+++ b/helpcompiler/source/HelpIndexer_main.cxx
@@ -79,7 +79,7 @@ int main(int argc, char **argv)
             sDir, sDir);
 
         if (!indexer.indexDocuments()) {
-            std::cerr << OUStringToOString(indexer.getErrorMessage(), osl_getThreadTextEncoding()).getStr()  << std::endl;
+            std::cerr << indexer.getErrorMessage() << std::endl;
             return 2;
         }
         return 0;
diff --git a/i18npool/source/breakiterator/xdictionary.cxx b/i18npool/source/breakiterator/xdictionary.cxx
index 69aba9c43ae4..18babd5c4cf0 100644
--- a/i18npool/source/breakiterator/xdictionary.cxx
+++ b/i18npool/source/breakiterator/xdictionary.cxx
@@ -149,7 +149,7 @@ void xdictionary::initDictionaryData(const sal_Char *pLang)
     osl::MutexGuard aGuard( osl::Mutex::getGlobalMutex() );
     for(datacache & i : aLoadedCache)
     {
-        if( !strcmp( pLang, i.maLang.getStr() ) )
+        if( i.maLang != pLang )
         {
             data = i.maData;
             return;
diff --git a/i18nutil/source/utility/paper.cxx b/i18nutil/source/utility/paper.cxx
index 3a6e98a28d4f..657496abcc44 100644
--- a/i18nutil/source/utility/paper.cxx
+++ b/i18nutil/source/utility/paper.cxx
@@ -271,8 +271,7 @@ PaperInfo PaperInfo::getSystemDefaultPaper()
 
                 if (ePaper == PAPER_USER)
                 {
-                    bHalve = !rtl_str_shortenedCompareIgnoreAsciiCase_WithLength(
-                        aPaper.getStr(), aPaper.getLength(),  "half", 4, 4);
+                    bHalve = !aPaper.startsWith("half");
                     if (bHalve)
                         aPaper = aPaper.copy(4);
                     ePaper = PaperInfo::fromPSName(aPaper);
diff --git a/idl/source/objects/object.cxx b/idl/source/objects/object.cxx
index 33a5fd75b6f6..8beb1071b84b 100644
--- a/idl/source/objects/object.cxx
+++ b/idl/source/objects/object.cxx
@@ -102,8 +102,7 @@ bool SvMetaClass::TestAttribute( SvIdlDataBase & rBase, SvTokenStream & rInStm,
 {
     if ( !rAttr.GetRef() && dynamic_cast<const SvMetaSlot *>(&rAttr) )
     {
-        OSL_FAIL( "Neuer Slot : " );
-        OSL_FAIL( rAttr.GetSlotId().getString().getStr() );
+        SAL_WARN( "idl", "Neuer Slot : " << rAttr.GetSlotId().getString() );
     }
 
     for( sal_uLong n = 0; n < aAttrList.size(); n++ )
diff --git a/idlc/source/idlcmain.cxx b/idlc/source/idlcmain.cxx
index 59a656aed142..038d0a0769d4 100644
--- a/idlc/source/idlcmain.cxx
+++ b/idlc/source/idlcmain.cxx
@@ -85,8 +85,7 @@ SAL_IMPLEMENT_MAIN_WITH_ARGS(argc, argv)
             OString sysFileName( convertToAbsoluteSystemPath(*i) );
 
             if ( !options.quiet() )
-                fprintf(stdout, "Compiling: %s\n",
-                    (*i).getStr());
+                fprintf(stdout, "Compiling: %s\n", (*i).getStr());
             nErrors = compileFile(&sysFileName);
 
             if ( idlc()->getWarningCount() && !options.quiet() )
diff --git a/idlc/source/idlcproduce.cxx b/idlc/source/idlcproduce.cxx
index e66bc9229a43..60c5ff463045 100644
--- a/idlc/source/idlcproduce.cxx
+++ b/idlc/source/idlcproduce.cxx
@@ -51,10 +51,9 @@ static bool checkOutputPath(const OString& completeName)
 
     sal_Int32 nIndex = 0;
     OString token(sysPathName.getToken(0, SEPARATOR, nIndex));
-    const sal_Char* p = token.getStr();
-    if (strcmp(p, "..") == 0
-        || *(p+1) == ':'
-        || strcmp(p, ".") == 0)
+    if (token.startsWith("..")
+        || (token.getLength() >= 2 && token[1] == ':')
+        || token.startsWith("."))
     {
         buffer.append(token);
         buffer.append(SEPARATOR);
diff --git a/idlc/source/scanner.l b/idlc/source/scanner.l
index 2db7f97f38cf..cfb9cb6d56ed 100644
--- a/idlc/source/scanner.l
+++ b/idlc/source/scanner.l
@@ -439,7 +439,7 @@ published       return IDL_PUBLISHED;
 				if ( (nIndex = docu.indexOf("/*")) >= 0 || (nIndex = docu.indexOf("///")) >= 0 )
 				{
                     if ( 0 != nIndex &&
-                         (docu.getStr()[nIndex - 1] != '"' && docu.getStr()[nIndex - 1] != ':') )
+                         (docu[nIndex - 1] != '"' && docu[nIndex - 1] != ':') )
                         ErrorHandler::syntaxError(PS_NoState, idlc()->getLineNumber(),
                                                      "nested documentation strings are not allowed!");
 				}
@@ -456,7 +456,7 @@ published       return IDL_PUBLISHED;
 				if ( docu.indexOf("/*") >= 0 || docu.indexOf("//") >= 0 )
 				{
                     if ( 0 != nIndex &&
-                         (docu.getStr()[nIndex - 1] != '"' && docu.getStr()[nIndex - 1] != ':') )
+                         (docu[nIndex - 1] != '"' && docu[nIndex - 1] != ':') )
                         ErrorHandler::syntaxError(PS_NoState, idlc()->getLineNumber(),
                                                      "nested documentation strings are not allowed!");
 				}
diff --git a/include/sal/log-areas.dox b/include/sal/log-areas.dox
index 8acbf3f62a0f..4a8c692e061d 100644
--- a/include/sal/log-areas.dox
+++ b/include/sal/log-areas.dox
@@ -193,6 +193,7 @@ certain functionality.
 @li @c extensions.config
 @li @c extensions.dbpilots
 @li @c extensions.evoab
+@li @c extensions.logging
 @li @c extensions.olebridge - OLE automation bridge
 @li @c extensions.plugin
 @li @c extensions.propctrlr
@@ -234,6 +235,7 @@ certain functionality.
 @li @c forms.misc
 @li @c forms.richtext
 @li @c forms.runtime
+@li @c forms.xforms
 
 @section formula
 
@@ -562,6 +564,7 @@ certain functionality.
 @li @c drawinglayer
 @li @c dtrans
 @li @c helpcompiler
+@li @c idl
 @li @c javaunohelper
 @li @c jvmaccess
 @li @c lingucomponent
@@ -581,6 +584,7 @@ certain functionality.
 @li @c stoc
 @li @c store
 @li @c svg
+@li @c svgio
 @li @c test
 @li @c ucbhelper
 @li @c unodevtools
diff --git a/include/toolkit/helper/macros.hxx b/include/toolkit/helper/macros.hxx
index 8df7340912b2..ab9b0f4b3739 100644
--- a/include/toolkit/helper/macros.hxx
+++ b/include/toolkit/helper/macros.hxx
@@ -126,9 +126,7 @@ void ClassName::disposing( const css::lang::EventObject& ) \
 
 #if OSL_DEBUG_LEVEL > 0
     #define DISPLAY_EXCEPTION( ClassName, MethodName, e )    \
-        OString sMessage( #ClassName "::" #MethodName ": caught an exception!\n" ); \
-        sMessage += OString( e.Message.getStr(), e.Message.getLength(), RTL_TEXTENCODING_ASCII_US ); \
-        OSL_FAIL( sMessage.getStr() );
+        SAL_WARN( "toolkit", #ClassName "::" #MethodName ": caught an exception! " << e.Message);
 #else
     #define DISPLAY_EXCEPTION( ClassName, MethodName, e ) (void)e;
 #endif
diff --git a/include/vcl/builder.hxx b/include/vcl/builder.hxx
index 0695af5cd25a..248dc5d4689a 100644
--- a/include/vcl/builder.hxx
+++ b/include/vcl/builder.hxx
@@ -412,9 +412,9 @@ template <typename T>
 inline T* VclBuilder::get(VclPtr<T>& ret, const OString& sID)
 {
     vcl::Window *w = get_by_name(sID);
-    SAL_WARN_IF(!w, "vcl.layout", "widget \"" << sID.getStr() << "\" not found in .ui");
+    SAL_WARN_IF(!w, "vcl.layout", "widget \"" << sID << "\" not found in .ui");
     SAL_WARN_IF(!dynamic_cast<T*>(w),
-       "vcl.layout", ".ui widget \"" << sID.getStr() << "\" needs to correspond to vcl type " << typeid(T).name());
+       "vcl.layout", ".ui widget \"" << sID << "\" needs to correspond to vcl type " << typeid(T).name());
     assert(w);
     assert(dynamic_cast<T*>(w));
     ret = static_cast<T*>(w);
@@ -427,7 +427,7 @@ inline T* VclBuilder::get(const OString& sID)
 {
     vcl::Window *w = get_by_name(sID);
     SAL_WARN_IF(w && !dynamic_cast<T*>(w),
-        "vcl.layout", ".ui widget \"" << sID.getStr() << "\" needs to correspond to vcl type " << typeid(T).name());
+        "vcl.layout", ".ui widget \"" << sID << "\" needs to correspond to vcl type " << typeid(T).name());
     assert(!w || dynamic_cast<T*>(w));
     return static_cast<T*>(w);
 }
diff --git a/jvmfwk/plugins/sunmajor/pluginlib/util.cxx b/jvmfwk/plugins/sunmajor/pluginlib/util.cxx
index 3c31e60c63e6..281af044c6e1 100644
--- a/jvmfwk/plugins/sunmajor/pluginlib/util.cxx
+++ b/jvmfwk/plugins/sunmajor/pluginlib/util.cxx
@@ -537,7 +537,7 @@ bool getJavaProps(const OUString & exePath,
     //process error stream data
     stderrReader->join();
     JFW_TRACE2("Java wrote to stderr:\" "
-               << stderrReader->getData().getStr() << " \"");
+               << stderrReader->getData() << " \"");
 
     TimeValue waitMax= {5 ,0};
     procErr = osl_joinProcessWithTimeout(javaProcess, &waitMax);
diff --git a/l10ntools/source/cfgmerge.cxx b/l10ntools/source/cfgmerge.cxx
index 240650ca0f53..d8ec518c1a3a 100644
--- a/l10ntools/source/cfgmerge.cxx
+++ b/l10ntools/source/cfgmerge.cxx
@@ -456,7 +456,7 @@ void CfgMerge::WorkOnText(OString &, const OString& rLangIndex)
 
 void CfgMerge::Output(const OString& rOutput)
 {
-    pOutputStream << rOutput.getStr();
+    pOutputStream << rOutput;
 }
 
 void CfgMerge::WorkOnResourceEnd()
diff --git a/l10ntools/source/common.cxx b/l10ntools/source/common.cxx
index 444aa31d741c..45c15fae969c 100644
--- a/l10ntools/source/common.cxx
+++ b/l10ntools/source/common.cxx
@@ -91,9 +91,9 @@ bool handleArguments(
 void writeUsage(const OString& rName, const OString& rFileType)
 {
     std::cout
-        << " Syntax: " << rName.getStr()
+        << " Syntax: " << rName
         << " -i FileIn -o FileOut [-m DataBase] [-l Lang] [-b]\n"
-           " FileIn:   Source files (" << rFileType.getStr() << ")\n"
+           " FileIn:   Source files (" << rFileType << ")\n"
            " FileOut:  Destination file (*.*)\n"
            " DataBase: Mergedata (*.po)\n"
            " Lang: Restrict the handled language; one element of\n"
diff --git a/l10ntools/source/helpmerge.cxx b/l10ntools/source/helpmerge.cxx
index 092de8a61790..f1df5aa7881e 100644
--- a/l10ntools/source/helpmerge.cxx
+++ b/l10ntools/source/helpmerge.cxx
@@ -231,7 +231,7 @@ void HelpParser::ProcessHelp( LangHashMap* aLangHM , const OString& sCur , ResDa
             // important for indentation of Basic code examples
             sal_Int32 nPreSpaces = 0;
             sal_Int32 nLen = sSourceText.getLength();
-            while ( (nPreSpaces < nLen) && (*(sSourceText.getStr()+nPreSpaces) == ' ') )
+            while ( (nPreSpaces < nLen) && (sSourceText[nPreSpaces] == ' ') )
                 nPreSpaces++;
             if( sCur == "qtz" )
             {
@@ -264,8 +264,8 @@ void HelpParser::ProcessHelp( LangHashMap* aLangHM , const OString& sCur , ResDa
             {
                 SAL_WARN(
                     "l10ntools",
-                    "Can't find GID=" << pResData->sGId.getStr() << " LID="
-                        << pResData->sId.getStr() << " TYP=" << pResData->sResTyp.getStr());
+                    "Can't find GID=" << pResData->sGId << " LID="
+                        << pResData->sId << " TYP=" << pResData->sResTyp);
             }
             pXMLElement->ChangeLanguageTag(sCur);
         }
diff --git a/l10ntools/source/lngmerge.cxx b/l10ntools/source/lngmerge.cxx
index 646cd02f044b..513c36e13e56 100644
--- a/l10ntools/source/lngmerge.cxx
+++ b/l10ntools/source/lngmerge.cxx
@@ -92,7 +92,7 @@ bool LngParser::CreatePO( const OString &rPOFile )
 {
     PoOfstream aPOStream( rPOFile, PoOfstream::APP );
     if (!aPOStream.isOpen()) {
-        std::cerr << "Ulfex error: Can't open po file:" << rPOFile.getStr() << "\n";
+        std::cerr << "Ulfex error: Can't open po file:" << rPOFile << "\n";
     }
 
     size_t nPos  = 0;
@@ -309,7 +309,7 @@ bool LngParser::Merge(
     }
 
     for ( size_t i = 0; i < pLines->size(); ++i )
-        aDestination << (*pLines)[i]->getStr() << '\n';
+        aDestination << *(*pLines)[i] << '\n';
 
     aDestination.close();
     return true;
diff --git a/l10ntools/source/localize.cxx b/l10ntools/source/localize.cxx
index 2d3265871720..b977562fba2f 100644
--- a/l10ntools/source/localize.cxx
+++ b/l10ntools/source/localize.cxx
@@ -94,7 +94,7 @@ void handleCommand(
     const OString cmd = buf.makeStringAndClear();
     if (system(cmd.getStr()) != 0)
     {
-        cerr << "Error: Failed to execute " << cmd.getStr() << '\n';
+        cerr << "Error: Failed to execute " << cmd << '\n';
         throw false; //TODO
     }
 }
@@ -116,7 +116,7 @@ void InitPoFile(
                 << ("Error: Cannot convert pathname to URL in " __FILE__
                     ", in line ")
                 << __LINE__ << "\n       outDir: "
-                << OUStringToOString(outDir, RTL_TEXTENCODING_ASCII_US).getStr()
+                << outDir
                 << "\n";
             throw false; //TODO
         }
@@ -130,7 +130,7 @@ void InitPoFile(
     {
         cerr
             << "Error: Cannot open po file "
-            << rOutPath.getStr() << "\n";
+            << rOutPath << "\n";
         throw false; //TODO
     }
 
@@ -231,7 +231,7 @@ void handleFilesOfDir(
             {
                 cerr
                     << "Error: Cannot remove entryless pot file: "
-                    << sPotFile.getStr() << "\n";
+                    << sPotFile << "\n";
                     throw false; //TODO
             }
         }
@@ -395,7 +395,7 @@ void handleDirectory(
             << ("Error: Cannot convert pathname to URL in " __FILE__
                 ", in line ")
             << __LINE__ << "\n"
-            << OUStringToOString(sPoPath, RTL_TEXTENCODING_UTF8).getStr()
+            << sPoPath
             << "\n";
         throw false; //TODO
     }
@@ -423,7 +423,7 @@ void handleProjects(char * sSourceRoot, char const * sDestRoot)
             << ("Error: Cannot convert pathname to URL in " __FILE__
                 ", in line ")
             << __LINE__ << "\n       root16: "
-            << OUStringToOString(root16, RTL_TEXTENCODING_ASCII_US).getStr()
+            << root16
             << "\n";
         throw false; //TODO
     }
diff --git a/l10ntools/source/merge.cxx b/l10ntools/source/merge.cxx
index e08f35f4f87b..56eceb8c236c 100644
--- a/l10ntools/source/merge.cxx
+++ b/l10ntools/source/merge.cxx
@@ -47,7 +47,7 @@ namespace
         }
         catch (const PoIfstream::Exception&)
         {
-            SAL_WARN("l10ntools", rFileName.getStr() << " contains invalid entry");
+            SAL_WARN("l10ntools", rFileName << " contains invalid entry");
             return false;
         }
         return true;
@@ -222,7 +222,7 @@ MergeDataFile::MergeDataFile(
     std::ifstream aInputStream( rFileName.getStr() );
     if ( !aInputStream.is_open() )
     {
-        SAL_WARN("l10ntools", "Can't open po path container file for " << rFileName.getStr());
+        SAL_WARN("l10ntools", "Can't open po path container file for " << rFileName);
         return;
     }
     std::string sPoFile;
@@ -239,7 +239,7 @@ MergeDataFile::MergeDataFile(
         aPoInput.open( sPoFileName );
         if ( !aPoInput.isOpen() )
         {
-            SAL_WARN("l10ntools", "Can't open file: " << sPoFileName.getStr());
+            SAL_WARN("l10ntools", "Can't open file: " << sPoFileName);
             return;
         }
 
diff --git a/l10ntools/source/po.cxx b/l10ntools/source/po.cxx
index 7bfa070e64ce..856a76b61835 100644
--- a/l10ntools/source/po.cxx
+++ b/l10ntools/source/po.cxx
@@ -129,19 +129,19 @@ void GenPoEntry::writeToFile(std::ofstream& rOFStream) const
     if ( !m_sExtractCom.isEmpty() )
         rOFStream
             << "#. "
-            << m_sExtractCom.replaceAll("\n","\n#. ").getStr() << std::endl;
+            << m_sExtractCom.replaceAll("\n","\n#. ") << std::endl;
     if ( !m_sReference.isEmpty() )
-        rOFStream << "#: " << m_sReference.getStr() << std::endl;
+        rOFStream << "#: " << m_sReference << std::endl;
     if ( m_bFuzzy )
         rOFStream << "#, fuzzy" << std::endl;
     if ( !m_sMsgCtxt.isEmpty() )
         rOFStream << "msgctxt "
-                  << lcl_GenMsgString(m_sReference+"\n"+m_sMsgCtxt).getStr()
+                  << lcl_GenMsgString(m_sReference+"\n"+m_sMsgCtxt)
                   << std::endl;
     rOFStream << "msgid "
-              << lcl_GenMsgString(m_sMsgId).getStr() << std::endl;
+              << lcl_GenMsgString(m_sMsgId) << std::endl;
     rOFStream << "msgstr "
-              << lcl_GenMsgString(m_sMsgStr).getStr() << std::endl;
+              << lcl_GenMsgString(m_sMsgStr) << std::endl;
 }
 
 void GenPoEntry::readFromFile(std::ifstream& rIFStream)
diff --git a/l10ntools/source/propmerge.cxx b/l10ntools/source/propmerge.cxx
index 9ae073931118..bb58876c5d14 100644
--- a/l10ntools/source/propmerge.cxx
+++ b/l10ntools/source/propmerge.cxx
@@ -113,7 +113,7 @@ PropParser::PropParser(
     {
         std::cerr
             << "Propex error: Cannot open source file: "
-            << m_sSource.getStr() << std::endl;
+            << m_sSource << std::endl;
         return;
     }
     m_bIsInitialized = true;
@@ -132,7 +132,7 @@ void PropParser::Extract( const OString& rPOFile )
     {
         std::cerr
             << "Propex error: Cannot open pofile for extract: "
-            << rPOFile.getStr() << std::endl;
+            << rPOFile << std::endl;
         return;
     }
 
@@ -163,7 +163,7 @@ void PropParser::Merge( const OString &rMergeSrc, const OString &rDestinationFil
     if( !aDestination.is_open() ) {
         std::cerr
             << "Propex error: Cannot open source file for merge: "
-            << rDestinationFile.getStr() << std::endl;
+            << rDestinationFile << std::endl;
         return;
     }
 
@@ -178,8 +178,8 @@ void PropParser::Merge( const OString &rMergeSrc, const OString &rDestinationFil
             std::cerr
                 << ("Propex error: given language conflicts with language of"
                     " Mergedata file: ")
-                << m_sLang.getStr() << " - "
-                << vLanguages[0].getStr() << std::endl;
+                << m_sLang << " - "
+                << vLanguages[0] << std::endl;
             return;
         }
     }
@@ -210,18 +210,18 @@ void PropParser::Merge( const OString &rMergeSrc, const OString &rDestinationFil
             }
             if( !sNewText.isEmpty() )
             {
-                aDestination << OString(sID + "=").getStr();
+                aDestination << OString(sID + "=");
                 lcl_PrintJavaStyle( sNewText, aDestination );
                 aDestination << std::endl;
             }
             else
             {
-                aDestination << sLine.getStr() << std::endl;
+                aDestination << sLine << std::endl;
             }
         }
         else
         {
-            aDestination << sLine.getStr() << std::endl;
+            aDestination << sLine << std::endl;
         }
     }
     aDestination.close();
diff --git a/l10ntools/source/treemerge.cxx b/l10ntools/source/treemerge.cxx
index a0c738cc0782..95b6ab2595dc 100644
--- a/l10ntools/source/treemerge.cxx
+++ b/l10ntools/source/treemerge.cxx
@@ -130,7 +130,7 @@ namespace
             {
                 std::cerr
                     << "Treex error: Cannot find title in "
-                    << sXhpPath.getStr() << std::endl;
+                    << sXhpPath << std::endl;
                 return nullptr;
             }
             xmlFree( pXhpFile );
@@ -208,7 +208,7 @@ TreeParser::TreeParser(
     if ( !m_pSource ) {
         std::cerr
             << "Treex error: Cannot open source file: "
-            << rInputFile.getStr() << std::endl;
+            << rInputFile << std::endl;
         return;
     }
     if( !m_pSource->name )
@@ -231,7 +231,7 @@ void TreeParser::Extract( const OString& rPOFile )
     {
         std::cerr
             << "Treex error: Cannot open po file for extract: "
-            << rPOFile.getStr() << std::endl;
+            << rPOFile << std::endl;
         return;
     }
 
@@ -264,8 +264,8 @@ void TreeParser::Merge(
             std::cerr
                 << ("Treex error: given language conflicts with language of"
                     " Mergedata file: ")
-                << m_sLang.getStr() << " - "
-                << vLanguages[0].getStr() << std::endl;
+                << m_sLang << " - "
+                << vLanguages[0] << std::endl;
             delete pMergeDataFile;
             return;
         }
diff --git a/l10ntools/source/uimerge.cxx b/l10ntools/source/uimerge.cxx
index dd334de13fa5..0bc13697cd8e 100644
--- a/l10ntools/source/uimerge.cxx
+++ b/l10ntools/source/uimerge.cxx
@@ -113,9 +113,9 @@ namespace
             if (sOut.isEmpty())
                 continue;
 
-            aDestination << " <e g=\"" << aI->second->sGID.getStr() << "\" i=\""
-                << aI->second->sLID.getStr() << "\">"
-                << helper::QuotHTML(sOut).getStr() << "</e>\n";
+            aDestination << " <e g=\"" << aI->second->sGID << "\" i=\""
+                << aI->second->sLID << "\">"
+                << helper::QuotHTML(sOut) << "</e>\n";
         }
 
         aDestination << "</t>";
diff --git a/l10ntools/source/xmlparse.cxx b/l10ntools/source/xmlparse.cxx
index fd6e1f7f2837..5b0fcb88ff48 100644
--- a/l10ntools/source/xmlparse.cxx
+++ b/l10ntools/source/xmlparse.cxx
@@ -158,7 +158,7 @@ void XMLFile::Write( OString const &aFilename )
     if (!s.is_open())
     {
         std::cerr
-            << "Error: helpex cannot create file " << aFilename.getStr()
+            << "Error: helpex cannot create file " << aFilename
             << '\n';
         std::exit(EXIT_FAILURE);
     }
@@ -184,16 +184,16 @@ bool XMLFile::Write( ofstream &rStream , XMLNode *pCur )
             {
                 XMLElement *pElement = static_cast<XMLElement*>(pCur);
                 rStream  << "<";
-                rStream << pElement->GetName().getStr();
+                rStream << pElement->GetName();
                 if ( pElement->GetAttributeList())
                     for ( size_t j = 0; j < pElement->GetAttributeList()->size(); j++ )
                     {
                         rStream << " ";
                         OString sData( (*pElement->GetAttributeList())[ j ]->GetName() );
-                        rStream << XMLUtil::QuotHTML( sData ).getStr();
+                        rStream << XMLUtil::QuotHTML( sData );
                         rStream << "=\"";
                         sData = (*pElement->GetAttributeList())[ j ]->GetValue();
-                        rStream << XMLUtil::QuotHTML( sData ).getStr();
+                        rStream << XMLUtil::QuotHTML( sData );
                         rStream << "\"";
                     }
                 if ( !pElement->GetChildList())
@@ -204,7 +204,7 @@ bool XMLFile::Write( ofstream &rStream , XMLNode *pCur )
                     for ( size_t k = 0; k < pElement->GetChildList()->size(); k++ )
                         Write( rStream, (*pElement->GetChildList())[ k ] );
                     rStream << "</";
-                    rStream << pElement->GetName().getStr();
+                    rStream << pElement->GetName();
                     rStream << ">";
                 }
             }
@@ -212,21 +212,21 @@ bool XMLFile::Write( ofstream &rStream , XMLNode *pCur )
             case XMLNodeType::DATA:
             {
                 OString sData( static_cast<const XMLData*>(pCur)->GetData());
-                rStream << XMLUtil::QuotHTML( sData ).getStr();
+                rStream << XMLUtil::QuotHTML( sData );
             }
             break;
             case XMLNodeType::COMMENT:
             {
                 const XMLComment *pComment = static_cast<const XMLComment*>(pCur);
                 rStream << "<!--";
-                rStream <<  pComment->GetComment().getStr();
+                rStream <<  pComment->GetComment();
                 rStream << "-->";
             }
             break;
             case XMLNodeType::DEFAULT:
             {
                 const XMLDefault *pDefault = static_cast<const XMLDefault*>(pCur);
-                rStream <<  pDefault->GetDefault().getStr();
+                rStream <<  pDefault->GetDefault();
             }
             break;
         }
diff --git a/l10ntools/source/xrmmerge.cxx b/l10ntools/source/xrmmerge.cxx
index 2bebcfeb4d4d..98c17e68d65e 100644
--- a/l10ntools/source/xrmmerge.cxx
+++ b/l10ntools/source/xrmmerge.cxx
@@ -443,7 +443,7 @@ void XRMResMerge::WorkOnDesc(
                     sal_Int32 i = sOutputFile.lastIndexOf('/');
                     if (i == -1) {
                         std::cerr
-                            << "Error: output file " << sOutputFile.getStr()
+                            << "Error: output file " << sOutputFile
                             << " does not contain any /\n";
                         throw false; //TODO
                     }
@@ -451,12 +451,12 @@ void XRMResMerge::WorkOnDesc(
                         sOutputFile.copy(0, i + 1) + sLocDescFilename);
                     ofstream file(sOutputDescFile.getStr());
                     if (file.is_open()) {
-                        file << sText.getStr();
+                        file << sText;
                         file.close();
                     } else {
                         std::cerr
                             << "Error: cannot write "
-                            << sOutputDescFile.getStr() << '\n';
+                            << sOutputDescFile << '\n';
                         throw false; //TODO
                     }
                 }
@@ -481,7 +481,7 @@ void XRMResMerge::WorkOnText(
 void XRMResMerge::Output( const OString& rOutput )
 {
     if (!rOutput.isEmpty())
-        pOutputStream << rOutput.getStr();
+        pOutputStream << rOutput;
 }
 
 void XRMResMerge::EndOfText(
diff --git a/oox/source/export/chartexport.cxx b/oox/source/export/chartexport.cxx
index 28f8c6c4d7f8..d6eeabb9a96d 100644
--- a/oox/source/export/chartexport.cxx
+++ b/oox/source/export/chartexport.cxx
@@ -193,11 +193,7 @@ Reference< chart2::data::XLabeledDataSequence > lcl_getCategories( const Referen
     catch( const uno::Exception & ex )
     {
         (void)ex; // avoid warning for pro build
-        OSL_FAIL( OUStringToOString(
-                        "Exception caught. Type: " +
-                        OUString::createFromAscii( typeid( ex ).name()) +
-                        ", Message: " +
-                        ex.Message, RTL_TEXTENCODING_ASCII_US ).getStr());
+        SAL_WARN( "oox", "Exception caught. " << ex.Message);
     }
 
     return xResult;
@@ -303,11 +299,7 @@ bool lcl_isSeriesAttachedToFirstAxis(
     catch( const uno::Exception & ex )
     {
         (void)ex; // avoid warning for pro build
-        OSL_FAIL( OUStringToOString(
-                        "Exception caught. Type: " +
-                        OUString::createFromAscii( typeid( ex ).name()) +
-                        ", Message: " +
-                        ex.Message, RTL_TEXTENCODING_ASCII_US ).getStr());
+        SAL_WARN( "oox", "Exception caught. " << ex.Message);
     }
 
     return bResult;
@@ -649,11 +641,7 @@ void ChartExport::InitRangeSegmentationProperties( const Reference< chart2::XCha
         catch( const uno::Exception & ex )
         {
             (void)ex; // avoid warning for pro build
-            OSL_FAIL( OUStringToOString(
-                            "Exception caught. Type: " +
-                            OUString::createFromAscii( typeid( ex ).name()) +
-                            ", Message: " +
-                            ex.Message, RTL_TEXTENCODING_ASCII_US ).getStr());
+            SAL_WARN( "oox", "Exception caught. " << ex.Message);
         }
 }
 
diff --git a/oox/source/ppt/presentationfragmenthandler.cxx b/oox/source/ppt/presentationfragmenthandler.cxx
index 8dc1392bed81..32a48548bac0 100644
--- a/oox/source/ppt/presentationfragmenthandler.cxx
+++ b/oox/source/ppt/presentationfragmenthandler.cxx
@@ -363,12 +363,8 @@ void PresentationFragmentHandler::importSlide(sal_uInt32 nSlide, bool bFirstPage
     }
     catch( uno::Exception& )
     {
-        OSL_FAIL( OString("oox::ppt::PresentationFragmentHandler::EndDocument(), "
-                    "exception caught: " +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
-
+        SAL_WARN( "oox", "oox::ppt::PresentationFragmentHandler::EndDocument(), "
+                  "exception caught: " << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -421,11 +417,8 @@ void PresentationFragmentHandler::finalizeImport()
         }
         catch( uno::Exception& )
         {
-            OSL_FAIL( OString("oox::ppt::PresentationFragmentHandler::finalizeImport(), "
-                        "exception caught: " +
-                OUStringToOString(
-                    comphelper::anyToString( cppu::getCaughtException() ),
-                    RTL_TEXTENCODING_UTF8 )).getStr() );
+            SAL_WARN( "oox", "oox::ppt::PresentationFragmentHandler::finalizeImport(), "
+                        "exception caught: " << comphelper::anyToString( cppu::getCaughtException() ) );
         }
         // todo error handling;
         if ( rxStatusIndicator.is() )
diff --git a/oox/source/ppt/slidefragmenthandler.cxx b/oox/source/ppt/slidefragmenthandler.cxx
index c9af6b5306d3..5b8a8b836377 100644
--- a/oox/source/ppt/slidefragmenthandler.cxx
+++ b/oox/source/ppt/slidefragmenthandler.cxx
@@ -249,11 +249,8 @@ void SlideFragmentHandler::finalizeImport()
     }
     catch( uno::Exception& )
     {
-        OSL_FAIL( OString("oox::ppt::SlideFragmentHandler::EndElement(), "
-                    "exception caught: " +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr());
+        SAL_WARN( "oox", "oox::ppt::SlideFragmentHandler::EndElement(), "
+                    "exception caught: " << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
diff --git a/opencl/source/opencl_device.cxx b/opencl/source/opencl_device.cxx
index fed84cfdf0c6..d6ec25c1630d 100644
--- a/opencl/source/opencl_device.cxx
+++ b/opencl/source/opencl_device.cxx
@@ -475,7 +475,7 @@ int matchDevice(std::unique_ptr<ds_profile>& profile, char* deviceName)
     int deviceMatch = -1;
     for (unsigned int d = 0; d < profile->devices.size() - 1; d++)
     {
-        if ((std::string(profile->devices[d].sDeviceName.getStr())).find(deviceName) != std::string::npos)
+        if (profile->devices[d].sDeviceName.indexOf(deviceName) != -1)
             deviceMatch = d;
     }
     if (std::string("NATIVE_CPU").find(deviceName) != std::string::npos)
diff --git a/package/source/zippackage/ZipPackageStream.cxx b/package/source/zippackage/ZipPackageStream.cxx
index 14637f9f18ca..2882b94cb076 100644
--- a/package/source/zippackage/ZipPackageStream.cxx
+++ b/package/source/zippackage/ZipPackageStream.cxx
@@ -986,9 +986,8 @@ uno::Reference< io::XInputStream > SAL_CALL ZipPackageStream::getInputStream()
     }
     catch ( Exception &ex )
     {
-        OSL_FAIL( "Exception is thrown during stream wrapping!" );
-        OSL_FAIL(OUStringToOString(ex.Message, RTL_TEXTENCODING_UTF8).getStr());
         (void)ex;
+        SAL_WARN( "package", "Exception is thrown during stream wrapping!" << ex.Message);
         return uno::Reference < io::XInputStream > ();
     }
 }
diff --git a/rsc/source/tools/rscdef.cxx b/rsc/source/tools/rscdef.cxx
index 4ff0216cc547..f721e925fb5d 100644
--- a/rsc/source/tools/rscdef.cxx
+++ b/rsc/source/tools/rscdef.cxx
@@ -169,8 +169,7 @@ RscDefine * RscDefine::Search( const char * pSearch ) const
 
 COMPARE RscDefine::Compare( const NameNode * pSearch ) const
 {
-    int nCmp = strcmp( m_aName.getStr(),
-                       static_cast<const RscDefine *>(pSearch)->m_aName.getStr() );
+    int nCmp = m_aName.compareTo( static_cast<const RscDefine *>(pSearch)->m_aName );
     if( nCmp < 0 )
         return LESS;
     else if( nCmp > 0 )
@@ -182,7 +181,7 @@ COMPARE RscDefine::Compare( const NameNode * pSearch ) const
 // pSearch is a pointer to const char *
 COMPARE RscDefine::Compare( const void * pSearch ) const
 {
-    int nCmp = strcmp( m_aName.getStr(), static_cast<const char *>(pSearch) );
+    int nCmp = m_aName.compareTo( static_cast<const char *>(pSearch) );
 
     if( nCmp < 0 )
         return LESS;
diff --git a/sc/qa/unit/ucalc.cxx b/sc/qa/unit/ucalc.cxx
index fe8d35aeeb09..9cb6f345ee1b 100644
--- a/sc/qa/unit/ucalc.cxx
+++ b/sc/qa/unit/ucalc.cxx
@@ -864,7 +864,7 @@ bool checkHorizontalIterator(ScDocument* pDoc, const char* pData[][Size], size_t
         if (OUString::createFromAscii(pChecks[i].pVal) != pCell->getString(pDoc))
         {
             cerr << "String mismatch " << pChecks[i].pVal << " vs. " <<
-                OUStringToOString(pCell->getString(pDoc), RTL_TEXTENCODING_UTF8).getStr() << endl;
+                pCell->getString(pDoc) << endl;
             return false;
         }
     }
diff --git a/sc/source/core/data/dpcache.cxx b/sc/source/core/data/dpcache.cxx
index 461ffdc14bc6..b65cdaae1bad 100644
--- a/sc/source/core/data/dpcache.cxx
+++ b/sc/source/core/data/dpcache.cxx
@@ -1223,11 +1223,6 @@ sal_Int32 ScDPCache::GetGroupType(long nDim) const
 
 namespace {
 
-std::ostream& operator<< (::std::ostream& os, const OUString& str)
-{
-    return os << OUStringToOString(str, RTL_TEXTENCODING_UTF8).getStr();
-}
-
 void dumpItems(const ScDPCache& rCache, long nDim, const ScDPCache::ScDPItemDataVec& rItems, size_t nOffset)
 {
     for (size_t i = 0; i < rItems.size(); ++i)
diff --git a/sc/source/core/data/formulacell.cxx b/sc/source/core/data/formulacell.cxx
index 0fe70dbcafeb..581c28a3232b 100644
--- a/sc/source/core/data/formulacell.cxx
+++ b/sc/source/core/data/formulacell.cxx
@@ -2759,26 +2759,17 @@ sc::MatrixEdge ScFormulaCell::GetMatrixEdge( ScAddress& rOrgPos ) const
                 if ( nEdges == sc::MatrixEdge::Nothing )
                     nEdges = sc::MatrixEdge::Inside;
             }
-#if OSL_DEBUG_LEVEL > 0
             else
             {
-                OStringBuffer aMsg( "broken Matrix, Pos: " );
-                OUString aTmp(aPos.Format(ScRefFlags::COL_VALID | ScRefFlags::ROW_VALID, pDocument));
-                aMsg.append(OUStringToOString(aTmp, RTL_TEXTENCODING_UTF8 ));
-                aMsg.append(", MatOrg: ");
-                aTmp = aOrg.Format(ScRefFlags::COL_VALID | ScRefFlags::ROW_VALID, pDocument);
-                aMsg.append(OUStringToOString(aTmp, RTL_TEXTENCODING_UTF8 ));
-                aMsg.append(", MatCols: ");
-                aMsg.append(static_cast<sal_Int32>( nC ));
-                aMsg.append(", MatRows: ");
-                aMsg.append(static_cast<sal_Int32>( nR ));
-                aMsg.append(", DiffCols: ");
-                aMsg.append(static_cast<sal_Int32>( dC ));
-                aMsg.append(", DiffRows: ");
-                aMsg.append(static_cast<sal_Int32>( dR ));
-                OSL_FAIL( aMsg.makeStringAndClear().getStr());
+                SAL_WARN( "sc", "broken Matrix, Pos: "
+                    << aPos.Format(ScRefFlags::COL_VALID | ScRefFlags::ROW_VALID, pDocument)
+                    << ", MatOrg: "
+                    << aOrg.Format(ScRefFlags::COL_VALID | ScRefFlags::ROW_VALID, pDocument)
+                    << ", MatCols: " << static_cast<sal_Int32>( nC )
+                    << ", MatRows: " << static_cast<sal_Int32>( nR )
+                    << ", DiffCols: " << static_cast<sal_Int32>( dC )
+                    << ", DiffRows: " << static_cast<sal_Int32>( dR ));
             }
-#endif
             return nEdges;
         }
         default:
diff --git a/sc/source/filter/starcalc/scflt.cxx b/sc/source/filter/starcalc/scflt.cxx
index a2ba6a178531..25f05968c553 100644
--- a/sc/source/filter/starcalc/scflt.cxx
+++ b/sc/source/filter/starcalc/scflt.cxx
@@ -973,12 +973,7 @@ sal_uLong Sc10Import::Import()
     if (!nError) { ImportNameCollection();      pPrgrsBar->Progress(); }
     pDoc->SetViewOptions( aSc30ViewOpt );
 
-#if OSL_DEBUG_LEVEL > 0
-    if (nError)
-    {
-        OSL_FAIL( OString::number(nError).getStr());
-    }
-#endif
+    SAL_WARN_IF( nError, "sc", nError);
 
     delete pPrgrsBar;
 #if OSL_DEBUG_LEVEL > 0
diff --git a/sd/source/core/CustomAnimationCloner.cxx b/sd/source/core/CustomAnimationCloner.cxx
index a8d2d24e63f8..4fabb79b2262 100644
--- a/sd/source/core/CustomAnimationCloner.cxx
+++ b/sd/source/core/CustomAnimationCloner.cxx
@@ -121,13 +121,8 @@ namespace sd
         }
         catch( Exception& )
         {
-            OSL_FAIL(
-                OString(OString("sd::CustomAnimationClonerImpl::Clone(), "
-                        "exception caught: ") +
-                OUStringToOString(
-                    comphelper::anyToString( cppu::getCaughtException() ),
-                    RTL_TEXTENCODING_UTF8 )).getStr() );
-
+            SAL_WARN( "sd", "sd::CustomAnimationClonerImpl::Clone(), "
+                      "exception caught: " <<  comphelper::anyToString( cppu::getCaughtException() ) );
             Reference< XAnimationNode > xEmpty;
             return xEmpty;
         }
@@ -205,12 +200,9 @@ namespace sd
         }
         catch( Exception& )
         {
-            OSL_FAIL(
-                OString(OString("sd::CustomAnimationClonerImpl::transformNode(), "
-                        "exception caught: ") +
-                OUStringToOString(
-                    comphelper::anyToString( cppu::getCaughtException() ),
-                    RTL_TEXTENCODING_UTF8 )).getStr() );
+            SAL_WARN( "sd", "sd::CustomAnimationClonerImpl::transformNode(), "
+                      "exception caught: "
+                      << comphelper::anyToString( cppu::getCaughtException() ) );
         }
     }
 
@@ -279,12 +271,9 @@ namespace sd
         }
         catch( Exception& )
         {
-            OSL_FAIL(
-                OString(OString("sd::CustomAnimationClonerImpl::transformValue(), "
-                        "exception caught: ") +
-                OUStringToOString(
-                    comphelper::anyToString( cppu::getCaughtException() ),
-                    RTL_TEXTENCODING_UTF8 )).getStr() );
+            SAL_WARN( "sd", "sd::CustomAnimationClonerImpl::transformValue(), "
+                      "exception caught: "
+                      << comphelper::anyToString( cppu::getCaughtException() ) );
         }
 
         return rValue;
diff --git a/sd/source/core/stlsheet.cxx b/sd/source/core/stlsheet.cxx
index ea125d3a8aad..477335994037 100644
--- a/sd/source/core/stlsheet.cxx
+++ b/sd/source/core/stlsheet.cxx
@@ -712,10 +712,8 @@ void SAL_CALL SdStyleSheet::release(  ) throw ()
         }
         catch (RuntimeException const& exc)
         { // don't break throw ()
-            OSL_FAIL(
-                OUStringToOString(
-                    exc.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
-            static_cast<void>(exc);
+            (void)exc;
+            SAL_WARN( "sd", exc.Message );
         }
         OSL_ASSERT( mrBHelper.bDisposed );
         SdStyleSheetBase::release();
diff --git a/sd/source/filter/eppt/pptx-epptbase.cxx b/sd/source/filter/eppt/pptx-epptbase.cxx
index 4b98eae7b143..cd2b2fb3b06b 100644
--- a/sd/source/filter/eppt/pptx-epptbase.cxx
+++ b/sd/source/filter/eppt/pptx-epptbase.cxx
@@ -1017,7 +1017,7 @@ bool PPTWriterBase::ContainsOtherShapeThanPlaceholders()
                 else
                     bOtherThanPlaceHolders = true;
         }
-        SAL_INFO("sd.eppt", "mType == " << mType.getStr());
+        SAL_INFO("sd.eppt", "mType == " << mType);
     }
 
     return bOtherThanPlaceHolders;
diff --git a/sd/source/filter/html/htmlex.cxx b/sd/source/filter/html/htmlex.cxx
index 161d8fa6afce..81eeea393043 100644
--- a/sd/source/filter/html/htmlex.cxx
+++ b/sd/source/filter/html/htmlex.cxx
@@ -3060,8 +3060,8 @@ bool HtmlExport::checkFileExists( Reference< css::ucb::XSimpleFileAccess3 >& xFi
     }
     catch( css::uno::Exception& )
     {
-        OSL_FAIL(OString(OString("sd::HtmlExport::checkFileExists(), exception caught: ") +
-             OUStringToOString( comphelper::anyToString( cppu::getCaughtException() ), RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::HtmlExport::checkFileExists(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     return false;
@@ -3108,8 +3108,8 @@ bool HtmlExport::checkForExistingFiles()
     }
     catch( Exception& )
     {
-        OSL_FAIL(OString(OString("sd::HtmlExport::checkForExistingFiles(), exception caught: ") +
-             OUStringToOString( comphelper::anyToString( cppu::getCaughtException() ), RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::HtmlExport::checkForExistingFiles(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
         bFound = false;
     }
 
diff --git a/sd/source/helper/simplereferencecomponent.cxx b/sd/source/helper/simplereferencecomponent.cxx
index 57c792ea5b0c..d17abdc8aadc 100644
--- a/sd/source/helper/simplereferencecomponent.cxx
+++ b/sd/source/helper/simplereferencecomponent.cxx
@@ -52,16 +52,10 @@ void SimpleReferenceComponent::release()
         {
             Dispose();
         }
-        catch (RuntimeException &
-#if OSL_DEBUG_LEVEL > 0
-            exc
-#endif
-            ) // don't break throw ()
+        catch (RuntimeException & exc ) // don't break throw ()
         {
-#if OSL_DEBUG_LEVEL > 0
-            OString msg( OUStringToOString( exc.Message, RTL_TEXTENCODING_ASCII_US ) );
-            OSL_FAIL( msg.getStr() );
-#endif
+            (void)exc;
+            SAL_WARN( "sd", exc.Message );
         }
     }
 
diff --git a/sd/source/ui/remotecontrol/ImagePreparer.cxx b/sd/source/ui/remotecontrol/ImagePreparer.cxx
index dd50f1f3516a..c765ca6a0c9a 100644
--- a/sd/source/ui/remotecontrol/ImagePreparer.cxx
+++ b/sd/source/ui/remotecontrol/ImagePreparer.cxx
@@ -98,7 +98,7 @@ void ImagePreparer::sendPreview( sal_uInt32 aSlideNumber )
 
     aBuffer.append( "slide_preview\n" );
 
-    aBuffer.append( OString::number( aSlideNumber ).getStr() );
+    aBuffer.append( (sal_Int32)aSlideNumber );
     aBuffer.append( "\n" );
 
     aBuffer.append( aEncodedShortString.getStr() );
@@ -175,12 +175,6 @@ void ImagePreparer::sendNotes( sal_uInt32 aSlideNumber )
     if ( aNotes.isEmpty() )
         return;
 
-//     OUStringBuffer aStrBuffer;
-//     ::sax::Converter::encodeBase64( aStrBuffer, aTemp );
-
-//     OString aNotes = OUStringToOString(
-//         aStrBuffer.makeStringAndClear(), RTL_TEXTENCODING_UTF8 );
-
     if ( !xController->isRunning() )
         return;
 
@@ -189,7 +183,7 @@ void ImagePreparer::sendNotes( sal_uInt32 aSlideNumber )
 
     aBuffer.append( "slide_notes\n" );
 
-    aBuffer.append( OString::number( aSlideNumber ).getStr() );
+    aBuffer.append( (sal_Int32) aSlideNumber );
     aBuffer.append( "\n" );
 
     aBuffer.append( "<html><body>" );
diff --git a/sd/source/ui/slideshow/slideshowimpl.cxx b/sd/source/ui/slideshow/slideshowimpl.cxx
index 8de1e7ac82d2..8b06f80ecf65 100644
--- a/sd/source/ui/slideshow/slideshowimpl.cxx
+++ b/sd/source/ui/slideshow/slideshowimpl.cxx
@@ -310,13 +310,9 @@ bool AnimationSlideController::getSlideAPI( sal_Int32 nSlideNumber, Reference< X
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::AnimationSlideController::getSlideAPI(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
-
+        SAL_WARN( "sd", "sd::AnimationSlideController::getSlideAPI(), "
+                    "exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     return false;
@@ -609,13 +605,8 @@ void SAL_CALL SlideshowImpl::disposing()
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::stop(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
-
+        SAL_WARN( "sd", "sd::SlideshowImpl::stop(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     mxShow.clear();
@@ -832,12 +823,8 @@ bool SlideshowImpl::startPreview(
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::startPreview(), "
-                     "exception caught: ") +
-             OUStringToOString(
-                 comphelper::anyToString( cppu::getCaughtException() ),
-                 RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::startPreview(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
         bRet = false;
     }
 
@@ -1043,12 +1030,8 @@ bool SlideshowImpl::startShow( PresentationSettingsEx* pPresSettings )
     }
     catch (const Exception&)
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::startShow(), "
-                     "exception caught: ") +
-             OUStringToOString(
-                 comphelper::anyToString( cppu::getCaughtException() ),
-                 RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::startShow(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
         bRet = false;
     }
 
@@ -1117,12 +1100,8 @@ bool SlideshowImpl::startShowImpl( const Sequence< beans::PropertyValue >& aProp
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::startShowImpl(), "
-                     "exception caught: ") +
-             OUStringToOString(
-                 comphelper::anyToString( cppu::getCaughtException() ),
-                 RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::startShowImpl(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
         return false;
     }
 }
@@ -1155,12 +1134,8 @@ void SlideshowImpl::paint()
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::paint(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::paint(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -1232,12 +1207,8 @@ void SlideshowImpl::removeShapeEvents()
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::removeShapeEvents(), "
-                     "exception caught: ") +
-             OUStringToOString(
-                 comphelper::anyToString( cppu::getCaughtException() ),
-                 RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::removeShapeEvents(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -1265,12 +1236,8 @@ void SlideshowImpl::registerShapeEvents(sal_Int32 nSlideNumber)
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::registerShapeEvents(), "
-                     "exception caught: ") +
-             OUStringToOString(
-                 comphelper::anyToString( cppu::getCaughtException() ),
-                 RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::registerShapeEvents(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -1341,12 +1308,8 @@ void SlideshowImpl::registerShapeEvents( Reference< XShapes >& xShapes )
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::registerShapeEvents(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::registerShapeEvents(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -1411,12 +1374,8 @@ void SAL_CALL SlideshowImpl::pause()
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::pause(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::pause(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -1445,12 +1404,8 @@ void SAL_CALL SlideshowImpl::resume()
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::resume(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::resume(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 #ifdef ENABLE_SDREMOTE
     RemoteServer::presentationStarted( this );
@@ -1750,11 +1705,8 @@ void SlideshowImpl::updateSlideShow()
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::updateSlideShow(), exception caught: ")
-                + OUStringToOString(
-                    comphelper::anyToString( cppu::getCaughtException() ),
-                    RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::updateSlideShow(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -1878,12 +1830,8 @@ bool SlideshowImpl::keyInput(const KeyEvent& rKEvt)
     catch( Exception& )
     {
         bRet = false;
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::keyInput(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::keyInput(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     return bRet;
@@ -2263,12 +2211,8 @@ Reference< XSlideShow > SlideshowImpl::createSlideShow()
     }
     catch( uno::Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::createSlideShow(), "
-                     "exception caught: ") +
-             OUStringToOString(
-                 comphelper::anyToString( cppu::getCaughtException() ),
-                 RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::createSlideShow(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     return xShow;
@@ -2448,12 +2392,8 @@ void SlideshowImpl::resize( const Size& rSize )
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::resize(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::resize(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -2715,12 +2655,8 @@ void SAL_CALL SlideshowImpl::setUsePen( sal_Bool bMouseAsPen )
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::setUsePen(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::setUsePen(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -2962,12 +2898,8 @@ void SlideshowImpl::gotoPreviousSlide (const bool bSkipAllMainSequenceEffects)
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::gotoPreviousSlide(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::gotoPreviousSlide(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
@@ -3051,12 +2983,8 @@ void SAL_CALL SlideshowImpl::stopSound(  )
     }
     catch( Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::SlideshowImpl::stopSound(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::SlideshowImpl::stopSound(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 }
 
diff --git a/sd/source/ui/unoidl/unomodel.cxx b/sd/source/ui/unoidl/unomodel.cxx
index d1bae6bcf5b5..3291114a9f94 100644
--- a/sd/source/ui/unoidl/unomodel.cxx
+++ b/sd/source/ui/unoidl/unomodel.cxx
@@ -320,10 +320,8 @@ void SAL_CALL SdXImpressDocument::release() throw ( )
             }
             catch (const uno::RuntimeException& exc)
             { // don't break throw ()
-                OSL_FAIL(
-                    OUStringToOString(
-                        exc.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
-                static_cast<void>(exc);
+                (void)exc;
+                SAL_WARN( "sd", exc.Message );
             }
         }
         SfxBaseModel::release();
diff --git a/sd/source/ui/view/drviews1.cxx b/sd/source/ui/view/drviews1.cxx
index 78e5d42b9c79..a36b4fee9d2a 100644
--- a/sd/source/ui/view/drviews1.cxx
+++ b/sd/source/ui/view/drviews1.cxx
@@ -244,12 +244,8 @@ void DrawViewShell::SelectionHasChanged()
     }
     catch( css::uno::Exception& )
     {
-        OSL_FAIL(
-            OString(OString("sd::DrawViewShell::SelectionHasChanged(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "sd", "sd::DrawViewShell::SelectionHasChanged(), exception caught: "
+                << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     if( HasCurrentFunction() )
diff --git a/sfx2/source/dialog/filedlghelper.cxx b/sfx2/source/dialog/filedlghelper.cxx
index 2026be6ad82e..cce0acf5cb81 100644
--- a/sfx2/source/dialog/filedlghelper.cxx
+++ b/sfx2/source/dialog/filedlghelper.cxx
@@ -1626,9 +1626,7 @@ void FileDialogHelper_Impl::verifyPath()
     }
     struct stat aFileStat;
     if (stat(sysPathC.getStr(), &aFileStat) == -1) {
-        SAL_WARN(
-            "sfx.dialog",
-            "stat(" << sysPathC.getStr() << ") failed with errno " << errno);
+        SAL_WARN( "sfx.dialog", "stat(" << sysPathC << ") failed with errno " << errno);
         return;
     }
     if ((aFileStat.st_mode & (S_IRWXO | S_IRWXG | S_IRWXU)) == S_IRUSR) {
diff --git a/sfx2/source/view/lokhelper.cxx b/sfx2/source/view/lokhelper.cxx
index 2420b0903578..f5762518d632 100644
--- a/sfx2/source/view/lokhelper.cxx
+++ b/sfx2/source/view/lokhelper.cxx
@@ -146,12 +146,14 @@ void SfxLokHelper::notifyOtherViews(SfxViewShell* pThisView, int nType, const OS
 
 void SfxLokHelper::notifyInvalidation(SfxViewShell* pThisView, const OString& rPayload)
 {
-    std::stringstream ss;
-    ss << rPayload.getStr();
+    OStringBuffer aBuf;
+    aBuf.append(rPayload);
     if (comphelper::LibreOfficeKit::isPartInInvalidation())
-        ss << ", " << pThisView->getPart();
-    OString aPayload = ss.str().c_str();
-    pThisView->libreOfficeKitViewCallback(LOK_CALLBACK_INVALIDATE_TILES, aPayload.getStr());
+    {
+        aBuf.append(", ");
+        aBuf.append((sal_Int32) pThisView->getPart());
+    }
+    pThisView->libreOfficeKitViewCallback(LOK_CALLBACK_INVALIDATE_TILES, aBuf.makeStringAndClear().getStr());
 }
 
 /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
diff --git a/slideshow/source/engine/activitiesqueue.cxx b/slideshow/source/engine/activitiesqueue.cxx
index 531e421ab6f4..3f6c7d73bc33 100644
--- a/slideshow/source/engine/activitiesqueue.cxx
+++ b/slideshow/source/engine/activitiesqueue.cxx
@@ -122,9 +122,7 @@ namespace slideshow
                     // since this will also capture segmentation
                     // violations and the like. In such a case, we
                     // still better let our clients now...
-                    OSL_FAIL( OUStringToOString(
-                                    comphelper::anyToString( cppu::getCaughtException() ),
-                                    RTL_TEXTENCODING_UTF8 ).getStr() );
+                    SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
                 }
                 catch( SlideShowException& )
                 {
diff --git a/slideshow/source/engine/animationnodes/animationbasenode.cxx b/slideshow/source/engine/animationnodes/animationbasenode.cxx
index ace0570aa98d..d7e3c0ed01c1 100644
--- a/slideshow/source/engine/animationnodes/animationbasenode.cxx
+++ b/slideshow/source/engine/animationnodes/animationbasenode.cxx
@@ -207,9 +207,7 @@ bool AnimationBaseNode::init_st()
         mpActivity = createActivity();
     }
     catch (uno::Exception const&) {
-        OSL_FAIL( OUStringToOString(
-                        comphelper::anyToString(cppu::getCaughtException()),
-                        RTL_TEXTENCODING_UTF8).getStr() );
+        SAL_WARN( "slideshow",  comphelper::anyToString(cppu::getCaughtException()) );
         // catch and ignore. We later handle empty activities, but for
         // other nodes to function properly, the core functionality of
         // this node must remain up and running.
diff --git a/slideshow/source/engine/eventqueue.cxx b/slideshow/source/engine/eventqueue.cxx
index 2cb928cc3436..b202f4d3a6e8 100644
--- a/slideshow/source/engine/eventqueue.cxx
+++ b/slideshow/source/engine/eventqueue.cxx
@@ -238,9 +238,7 @@ namespace slideshow
                         // since this will also capture segmentation
                         // violations and the like. In such a case, we
                         // still better let our clients now...
-                        OSL_FAIL( OUStringToOString(
-                                        comphelper::anyToString( cppu::getCaughtException() ),
-                                        RTL_TEXTENCODING_UTF8 ).getStr() );
+                        SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
                     }
                     catch( SlideShowException& )
                     {
diff --git a/slideshow/source/engine/pointersymbol.cxx b/slideshow/source/engine/pointersymbol.cxx
index 2b50addcd71c..b539cf6a1055 100644
--- a/slideshow/source/engine/pointersymbol.cxx
+++ b/slideshow/source/engine/pointersymbol.cxx
@@ -125,9 +125,7 @@ void PointerSymbol::viewAdded( const UnoViewSharedPtr& rView )
     }
     catch( uno::Exception& )
     {
-        OSL_FAIL( OUStringToOString(
-                        comphelper::anyToString( cppu::getCaughtException() ),
-                        RTL_TEXTENCODING_UTF8 ).getStr() );
+        SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     maViews.push_back( ViewsVecT::value_type( rView, sprite ) );
diff --git a/slideshow/source/engine/shapes/drawinglayeranimation.cxx b/slideshow/source/engine/shapes/drawinglayeranimation.cxx
index d4941f8300cf..503a0a4dc250 100644
--- a/slideshow/source/engine/shapes/drawinglayeranimation.cxx
+++ b/slideshow/source/engine/shapes/drawinglayeranimation.cxx
@@ -934,9 +934,7 @@ std::shared_ptr<Activity> createDrawingLayerAnimActivity(
     catch( uno::Exception& )
     {
         // translate any error into empty factory product.
-        OSL_FAIL( OUStringToOString(
-                        comphelper::anyToString( cppu::getCaughtException() ),
-                        RTL_TEXTENCODING_UTF8 ).getStr() );
+        SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     return pActivity;
diff --git a/slideshow/source/engine/shapes/externalshapebase.cxx b/slideshow/source/engine/shapes/externalshapebase.cxx
index 40c0d99b2df0..13800cefa450 100644
--- a/slideshow/source/engine/shapes/externalshapebase.cxx
+++ b/slideshow/source/engine/shapes/externalshapebase.cxx
@@ -107,10 +107,7 @@ namespace slideshow
             }
             catch (uno::Exception &)
             {
-                OSL_FAIL( OUStringToOString(
-                                comphelper::anyToString(
-                                    cppu::getCaughtException() ),
-                                RTL_TEXTENCODING_UTF8 ).getStr() );
+                SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
             }
         }
 
diff --git a/slideshow/source/engine/shapes/viewappletshape.cxx b/slideshow/source/engine/shapes/viewappletshape.cxx
index 3f13d2259633..8550ed5e2f56 100644
--- a/slideshow/source/engine/shapes/viewappletshape.cxx
+++ b/slideshow/source/engine/shapes/viewappletshape.cxx
@@ -106,10 +106,7 @@ namespace slideshow
             }
             catch (uno::Exception &)
             {
-                OSL_FAIL( OUStringToOString(
-                                comphelper::anyToString(
-                                    cppu::getCaughtException() ),
-                                RTL_TEXTENCODING_UTF8 ).getStr() );
+                SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
             }
         }
 
diff --git a/slideshow/source/engine/shapes/viewbackgroundshape.cxx b/slideshow/source/engine/shapes/viewbackgroundshape.cxx
index ec2d611fec58..c2a3d533b18c 100644
--- a/slideshow/source/engine/shapes/viewbackgroundshape.cxx
+++ b/slideshow/source/engine/shapes/viewbackgroundshape.cxx
@@ -184,10 +184,7 @@ namespace slideshow
             }
             catch( uno::Exception& )
             {
-                OSL_FAIL( OUStringToOString(
-                                comphelper::anyToString( cppu::getCaughtException() ),
-                                RTL_TEXTENCODING_UTF8 ).getStr() );
-
+                SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
                 return false;
             }
 
diff --git a/slideshow/source/engine/shapes/viewmediashape.cxx b/slideshow/source/engine/shapes/viewmediashape.cxx
index dcc14b913560..0ff36b81f6dc 100644
--- a/slideshow/source/engine/shapes/viewmediashape.cxx
+++ b/slideshow/source/engine/shapes/viewmediashape.cxx
@@ -105,10 +105,7 @@ namespace slideshow
             }
             catch (uno::Exception &)
             {
-                OSL_FAIL( OUStringToOString(
-                                comphelper::anyToString(
-                                    cppu::getCaughtException() ),
-                                RTL_TEXTENCODING_UTF8 ).getStr() );
+                SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
             }
         }
 
@@ -341,9 +338,7 @@ namespace slideshow
                     }
                     catch( uno::Exception& )
                     {
-                        OSL_FAIL( OUStringToOString(
-                                        comphelper::anyToString( cppu::getCaughtException() ),
-                                        RTL_TEXTENCODING_UTF8 ).getStr() );
+                        SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
                     }
                 }
             }
@@ -518,9 +513,7 @@ namespace slideshow
                 }
                 catch( uno::Exception& )
                 {
-                    OSL_FAIL( OUStringToOString(
-                                    comphelper::anyToString( cppu::getCaughtException() ),
-                                    RTL_TEXTENCODING_UTF8 ).getStr() );
+                    SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
                 }
             }
         }
diff --git a/slideshow/source/engine/slide/layermanager.cxx b/slideshow/source/engine/slide/layermanager.cxx
index e3c024398f6f..702e00513516 100644
--- a/slideshow/source/engine/slide/layermanager.cxx
+++ b/slideshow/source/engine/slide/layermanager.cxx
@@ -624,10 +624,7 @@ namespace slideshow
                 {
                     // TODO(E1): Might be superfluous. Nowadays,
                     // addViewLayer swallows all errors, anyway.
-                    OSL_FAIL( OUStringToOString(
-                                    comphelper::anyToString( cppu::getCaughtException() ),
-                                    RTL_TEXTENCODING_UTF8 ).getStr() );
-
+                    SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
                     // at least one shape could not be rendered
                     bRet = false;
                 }
diff --git a/slideshow/source/engine/slide/slideanimations.cxx b/slideshow/source/engine/slide/slideanimations.cxx
index 9c82dbafd87d..330d204bfcd8 100644
--- a/slideshow/source/engine/slide/slideanimations.cxx
+++ b/slideshow/source/engine/slide/slideanimations.cxx
@@ -54,10 +54,7 @@ namespace slideshow
                 }
                 catch (uno::Exception &)
                 {
-                    OSL_FAIL( OUStringToOString(
-                                    comphelper::anyToString(
-                                        cppu::getCaughtException() ),
-                                    RTL_TEXTENCODING_UTF8 ).getStr() );
+                    SAL_WARN( "slideshow", comphelper::anyToString(cppu::getCaughtException() ) );
                 }
             }
         }
diff --git a/slideshow/source/engine/slide/slideimpl.cxx b/slideshow/source/engine/slide/slideimpl.cxx
index ecd3725538ab..95582c37b718 100644
--- a/slideshow/source/engine/slide/slideimpl.cxx
+++ b/slideshow/source/engine/slide/slideimpl.cxx
@@ -776,10 +776,7 @@ bool SlideImpl::implPrefetchShow()
     }
     catch( uno::Exception& )
     {
-        OSL_FAIL(
-            OUStringToOString(
-                comphelper::anyToString(cppu::getCaughtException()),
-                RTL_TEXTENCODING_UTF8).getStr() );
+        SAL_WARN( "slideshow", comphelper::anyToString(cppu::getCaughtException()) );
         // TODO(E2): Error handling. For now, bail out
     }
 
@@ -1037,10 +1034,7 @@ bool SlideImpl::loadShapes()
             }
             catch( uno::Exception& )
             {
-                OSL_FAIL( OUStringToOString(
-                                comphelper::anyToString( cppu::getCaughtException() ),
-                                RTL_TEXTENCODING_UTF8 ).getStr() );
-
+                SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
                 return false;
             }
         }
@@ -1079,10 +1073,7 @@ bool SlideImpl::loadShapes()
     }
     catch( uno::Exception& )
     {
-        OSL_FAIL( OUStringToOString(
-                        comphelper::anyToString( cppu::getCaughtException() ),
-                        RTL_TEXTENCODING_UTF8 ).getStr() );
-
+        SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
         return false;
     }
 
diff --git a/slideshow/source/engine/slidebitmap.cxx b/slideshow/source/engine/slidebitmap.cxx
index c13a38f15667..3dd5a329b022 100644
--- a/slideshow/source/engine/slidebitmap.cxx
+++ b/slideshow/source/engine/slidebitmap.cxx
@@ -84,10 +84,7 @@ namespace slideshow
             }
             catch( uno::Exception& )
             {
-                OSL_FAIL( OUStringToOString(
-                                comphelper::anyToString( cppu::getCaughtException() ),
-                                RTL_TEXTENCODING_UTF8 ).getStr() );
-
+                SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
                 return false;
             }
 
diff --git a/slideshow/source/engine/slideshowimpl.cxx b/slideshow/source/engine/slideshowimpl.cxx
index 8e8023e0146f..50d6f5ab70db 100644
--- a/slideshow/source/engine/slideshowimpl.cxx
+++ b/slideshow/source/engine/slideshowimpl.cxx
@@ -1037,8 +1037,7 @@ public:
         }
         else
         {
-            OSL_FAIL( OUStringToOString(
-                            rProperty.Name, RTL_TEXTENCODING_UTF8 ).getStr() );
+            SAL_WARN( "slideshow", rProperty.Name );
         }
     }
 private:
@@ -2088,9 +2087,7 @@ sal_Bool SlideShowImpl::update( double & nNextTimeout )
                 }
                 catch( uno::Exception& )
                 {
-                    OSL_FAIL( OUStringToOString(
-                                    comphelper::anyToString( cppu::getCaughtException() ),
-                                    RTL_TEXTENCODING_UTF8 ).getStr() );
+                    SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
                 }
             }
 
diff --git a/slideshow/source/engine/soundplayer.cxx b/slideshow/source/engine/soundplayer.cxx
index a685dd18d583..24a809faf68e 100644
--- a/slideshow/source/engine/soundplayer.cxx
+++ b/slideshow/source/engine/soundplayer.cxx
@@ -120,10 +120,7 @@ namespace slideshow
                 dispose();
             }
             catch (uno::Exception &) {
-                OSL_FAIL( OUStringToOString(
-                                comphelper::anyToString(
-                                    cppu::getCaughtException() ),
-                                RTL_TEXTENCODING_UTF8 ).getStr() );
+                SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
             }
         }
 
diff --git a/slideshow/source/engine/waitsymbol.cxx b/slideshow/source/engine/waitsymbol.cxx
index e278d609c464..918ca961e04c 100644
--- a/slideshow/source/engine/waitsymbol.cxx
+++ b/slideshow/source/engine/waitsymbol.cxx
@@ -129,9 +129,7 @@ void WaitSymbol::viewAdded( const UnoViewSharedPtr& rView )
     }
     catch( uno::Exception& )
     {
-        OSL_FAIL( OUStringToOString(
-                        comphelper::anyToString( cppu::getCaughtException() ),
-                        RTL_TEXTENCODING_UTF8 ).getStr() );
+        SAL_WARN( "slideshow", comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     maViews.push_back( ViewsVecT::value_type( rView, sprite ) );
diff --git a/sot/source/sdstor/ucbstorage.cxx b/sot/source/sdstor/ucbstorage.cxx
index b7cd310e8ea2..d1cbadd41856 100644
--- a/sot/source/sdstor/ucbstorage.cxx
+++ b/sot/source/sdstor/ucbstorage.cxx
@@ -788,7 +788,7 @@ void UCBStorageStream_Impl::ReadSourceWriteTemporary()
         }
         catch (const Exception &e)
         {
-            OSL_FAIL( OUStringToOString( e.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
+            SAL_WARN( "sot", e.Message );
             (void)e;
         }
     }
@@ -824,7 +824,7 @@ sal_uInt64 UCBStorageStream_Impl::ReadSourceWriteTemporary(sal_uInt64 aLength)
         }
         catch( const Exception & e )
         {
-            OSL_FAIL( OUStringToOString( e.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
+            SAL_WARN( "sot", e.Message );
             (void)e;
         }
     }
@@ -873,7 +873,7 @@ std::size_t UCBStorageStream_Impl::GetData(void* pData, std::size_t const nSize)
         }
         catch (const Exception &e)
         {
-            OSL_FAIL( OUStringToOString( e.Message, RTL_TEXTENCODING_ASCII_US ).getStr() );
+            SAL_WARN( "sot", e.Message );
             (void)e;
         }
 
diff --git a/svgio/inc/svgtools.hxx b/svgio/inc/svgtools.hxx
index cc4a1da908c4..7d339fac6230 100644
--- a/svgio/inc/svgtools.hxx
+++ b/svgio/inc/svgtools.hxx
@@ -30,10 +30,6 @@ namespace svgio
 {
     namespace svgreader
     {
-#ifdef DBG_UTIL
-        // error helper
-        void myAssert(const OUString& rMessage);
-#endif
 
 // recommended value for this device dependent unit, see CSS2 section 4.3.2 Lengths
 #define F_SVG_PIXEL_PER_INCH  96.0
diff --git a/svgio/source/svgreader/svgdocumenthandler.cxx b/svgio/source/svgreader/svgdocumenthandler.cxx
index 72e1adf9bee7..4d7171e8fef8 100644
--- a/svgio/source/svgreader/svgdocumenthandler.cxx
+++ b/svgio/source/svgreader/svgdocumenthandler.cxx
@@ -400,9 +400,7 @@ namespace svgio
                     default:
                     {
                         /// invalid token, ignore
-#ifdef DBG_UTIL
-                        myAssert( "Unknown Base SvgToken <" + aName + "> (!)" );
-#endif
+                        SAL_WARN( "svgio", "Unknown Base SvgToken <" + aName + "> (!)" );
                         break;
                     }
                 }
diff --git a/svgio/source/svgreader/svgtools.cxx b/svgio/source/svgreader/svgtools.cxx
index 2f22d1966172..cb85a7e635f0 100644
--- a/svgio/source/svgreader/svgtools.cxx
+++ b/svgio/source/svgreader/svgtools.cxx
@@ -29,16 +29,6 @@ namespace svgio
 {
     namespace svgreader
     {
-#ifdef DBG_UTIL
-        void myAssert(const OUString& rMessage)
-        {
-            OString aMessage2;
-
-            rMessage.convertToString(&aMessage2, osl_getThreadTextEncoding(), RTL_UNICODETOTEXT_FLAGS_UNDEFINED_ERROR|RTL_UNICODETOTEXT_FLAGS_INVALID_ERROR);
-            OSL_ENSURE(false, aMessage2.getStr());
-        }
-#endif
-
         // common non-token strings
         const OUString commonStrings::aStrUserSpaceOnUse("userSpaceOnUse");
         const OUString commonStrings::aStrObjectBoundingBox("objectBoundingBox");
@@ -191,9 +181,7 @@ namespace svgio
                     }
                     case Unit_none:
                     {
-#ifdef DBG_UTIL
-                        myAssert("Design error, this case should have been handled in the caller");
-#endif
+                        SAL_WARN("svgio", "Design error, this case should have been handled in the caller");
                         return mfNumber;
                     }
                     default:
@@ -237,9 +225,7 @@ namespace svgio
 
                         if ( aViewPort.isEmpty() )
                         {
-#ifdef DBG_UTIL
-                            myAssert("Design error, this case should have been handled in the caller");
-#endif
+                            SAL_WARN("svgio", "Design error, this case should have been handled in the caller");
                             // no viewPort, assume a normal page size (A4)
                             aViewPort = basegfx::B2DRange(
                                 0.0,
diff --git a/svl/source/config/itemholder2.cxx b/svl/source/config/itemholder2.cxx
index fc12e7681ce4..c7ab2bfb4b26 100644
--- a/svl/source/config/itemholder2.cxx
+++ b/svl/source/config/itemholder2.cxx
@@ -50,11 +50,8 @@ ItemHolder2::ItemHolder2()
         if(bMessage)
         {
             bMessage = false;
-            OString sMsg = "CreateInstance with arguments exception: "
-                         + OString(rEx.Message.getStr(),
-                                   rEx.Message.getLength(),
-                                   RTL_TEXTENCODING_ASCII_US);
-            OSL_FAIL(sMsg.getStr());
+            SAL_WARN( "svl", "CreateInstance with arguments exception: "
+                            << rEx.Message);
         }
     }
 #else
diff --git a/svl/source/passwordcontainer/passwordcontainer.cxx b/svl/source/passwordcontainer/passwordcontainer.cxx
index 7f17e57c640f..eaed9780e490 100644
--- a/svl/source/passwordcontainer/passwordcontainer.cxx
+++ b/svl/source/passwordcontainer/passwordcontainer.cxx
@@ -50,12 +50,12 @@ using namespace com::sun::star::ucb;
 
 static OUString createIndex(const vector< OUString >& lines)
 {
-    OString aResult;
+    OUString aResult;
 
     for( size_t i = 0; i < lines.size(); i++ )
     {
         if( i )
-            aResult += OString( "__" );
+            aResult += "__";
         OString line = OUStringToOString( lines[i], RTL_TEXTENCODING_UTF8 );
         const sal_Char* pLine = line.getStr();
 
@@ -63,19 +63,19 @@ static OUString createIndex(const vector< OUString >& lines)
         {
             if (rtl::isAsciiAlphanumeric(static_cast<unsigned char>(*pLine)))
             {
-                aResult += OString( *pLine );
+                aResult += OUStringLiteral1(*pLine);
             }
             else
             {
-                aResult += OString("_");
-                aResult += OString::number(  *pLine, 16 );
+                aResult += "_";
+                aResult += OUString::number(  *pLine, 16 );
             }
 
             pLine++;
         }
     }
 
-    return OUString::createFromAscii( aResult.getStr() );
+    return aResult;
 }
 
 
diff --git a/svtools/langsupport/langsupport.cxx b/svtools/langsupport/langsupport.cxx
index 3a43af30eedf..7ef274571f7e 100644
--- a/svtools/langsupport/langsupport.cxx
+++ b/svtools/langsupport/langsupport.cxx
@@ -55,8 +55,7 @@ SAL_IMPLEMENT_MAIN()
 
                 OUString sTag( LanguageTag::convertToBcp47( eLang));
 
-                std::cout << OUStringToOString(sTag, osl_getThreadTextEncoding()).getStr()
-                    << std::endl;
+                std::cout << sTag << std::endl;
             }
         }
 
diff --git a/svtools/source/config/extcolorcfg.cxx b/svtools/source/config/extcolorcfg.cxx
index f42a7c038d60..f60858d856cc 100644
--- a/svtools/source/config/extcolorcfg.cxx
+++ b/svtools/source/config/extcolorcfg.cxx
@@ -105,12 +105,9 @@ public:
                 return aFind2->second;
         }
 #if OSL_DEBUG_LEVEL > 0
-        OStringBuffer aMessage( "Could find the required config:\n" );
-        aMessage.append( "component: " );
-        aMessage.append( OUStringToOString( _sComponentName, RTL_TEXTENCODING_UTF8 ) );
-        aMessage.append( "\nname: " );
-        aMessage.append( OUStringToOString( _sName, RTL_TEXTENCODING_UTF8 ) );
-        OSL_FAIL( aMessage.makeStringAndClear().getStr() );
+        SAL_WARN( "svtools", "Could find the required config:\n"
+                  "component: " << _sComponentName
+                  << "\nname: " << _sName );
 #endif
         return ExtendedColorConfigValue();
     }
diff --git a/svtools/source/config/itemholder2.cxx b/svtools/source/config/itemholder2.cxx
index 638120cf1515..bdfb27387a8d 100644
--- a/svtools/source/config/itemholder2.cxx
+++ b/svtools/source/config/itemholder2.cxx
@@ -59,11 +59,7 @@ ItemHolder2::ItemHolder2()
         if(bMessage)
         {
             bMessage = false;
-            OString sMsg = "CreateInstance with arguments exception: "
-                         + OString(rEx.Message.getStr(),
-                                   rEx.Message.getLength(),
-                                   RTL_TEXTENCODING_ASCII_US);
-            OSL_FAIL(sMsg.getStr());
+            SAL_WARN( "svtools", "CreateInstance with arguments exception: " << rEx.Message );
         }
     }
 #else
diff --git a/svtools/source/dialogs/addresstemplate.cxx b/svtools/source/dialogs/addresstemplate.cxx
index c79e3ab01978..9b6812802520 100644
--- a/svtools/source/dialogs/addresstemplate.cxx
+++ b/svtools/source/dialogs/addresstemplate.cxx
@@ -179,11 +179,8 @@ namespace svt
             }
             else
             {
-                OSL_FAIL(
-                    OString(
-                        "AssigmentTransientData::AssigmentTransientData: unknown programmatic name ("
-                        + OString(pFields->ProgrammaticName.getStr(), pFields->ProgrammaticName.getLength(), RTL_TEXTENCODING_ASCII_US)
-                        + ")!").getStr());
+                SAL_WARN( "svtools", "AssigmentTransientData::AssigmentTransientData: unknown programmatic name: "
+                          << pFields->ProgrammaticName );
             }
         }
     }
diff --git a/svx/source/form/fmsrccfg.cxx b/svx/source/form/fmsrccfg.cxx
index 6181fc2c3cc6..fdd943f2b03b 100644
--- a/svx/source/form/fmsrccfg.cxx
+++ b/svx/source/form/fmsrccfg.cxx
@@ -133,10 +133,8 @@ namespace svxform
             ++pSearch;
         }
 
-        OSL_FAIL(
-            OString(
-                "lcl_implMapIntValue: could not convert the integer value "
-                + OString::number(_nValue) + " !").getStr());
+        SAL_WARN( "svx", "lcl_implMapIntValue: could not convert the integer value "
+                    << _nValue <<  " !");
         static const sal_Char* const s_pDummy = "";
             // just as a fallback ....
         return s_pDummy;
diff --git a/svx/source/form/fmtextcontrolshell.cxx b/svx/source/form/fmtextcontrolshell.cxx
index 466f25003ce0..ffe40a7b828e 100644
--- a/svx/source/form/fmtextcontrolshell.cxx
+++ b/svx/source/form/fmtextcontrolshell.cxx
@@ -439,16 +439,11 @@ namespace svx
                 sSlotUnoName = ".uno:";
                 sSlotUnoName += OUString::createFromAscii( pAsciiUnoName );
             }
-#if OSL_DEBUG_LEVEL > 0
             else
             {
-                OString sMessage( "lcl_getUnoSlotName: invalid slot id, or invalid slot, or no UNO name!\n" );
-                sMessage += "(slot id: ";
-                sMessage += OString::number( _nSlotId );
-                sMessage += ")";
-                OSL_FAIL( sMessage.getStr() );
+                SAL_WARN( "svx", "lcl_getUnoSlotName: invalid slot id, or invalid slot, or no UNO name! "
+                        "(slot id: " << _nSlotId << ")");
             }
-#endif
             return sSlotUnoName;
         }
 
@@ -720,17 +715,13 @@ namespace svx
                 #if OSL_DEBUG_LEVEL > 0
                     else
                     {
-                        OString sError( "FmTextControShell::executeAttributeDialog: Could not handle the following item:" );
-                        sError += "\n  SlotID: "; sError += OString::number( nSlotForItemSet );
-                        sError += "\n  WhichID: "; sError += OString::number( nWhich );
-                        sError += "\n  UNO name: ";
-
                         OUString sUnoSlotName = lcl_getUnoSlotName( *SfxGetpApp(), nSlotForItemSet );
-                        if ( !sUnoSlotName.isEmpty() )
-                            sError += OString( sUnoSlotName.getStr(), sUnoSlotName.getLength(), RTL_TEXTENCODING_ASCII_US );
-                        else
-                            sError += "unknown (no SfxSlot)";
-                        OSL_FAIL( sError.getStr() );
+                        if ( sUnoSlotName.isEmpty() )
+                            sUnoSlotName = "unknown (no SfxSlot)";
+                        SAL_WARN( "svx", "FmTextControShell::executeAttributeDialog: Could not handle the following item:"
+                                "\n  SlotID: " << nSlotForItemSet
+                                << "\n  WhichID: " << nWhich
+                                << "\n  UNO name: " << sUnoSlotName );
                     }
                 #endif
                 }
diff --git a/svx/source/svdraw/svdoole2.cxx b/svx/source/svdraw/svdoole2.cxx
index 2935d8e4b902..2206b8bb8a36 100644
--- a/svx/source/svdraw/svdoole2.cxx
+++ b/svx/source/svdraw/svdoole2.cxx
@@ -836,14 +836,10 @@ bool SdrOle2Obj::UpdateLinkURL_Impl()
                         if ( nCurState != embed::EmbedStates::LOADED )
                             mpImpl->mxObjRef->changeState(nCurState);
                     }
-                    catch( css::uno::Exception& )
+                    catch( css::uno::Exception const & )
                     {
-                        OSL_FAIL(
-                            OString(OString("SdrOle2Obj::UpdateLinkURL_Impl(), "
-                                    "exception caught: ") +
-                            OUStringToOString(
-                                comphelper::anyToString( cppu::getCaughtException() ),
-                                RTL_TEXTENCODING_UTF8 )).getStr() );
+                        SAL_WARN( "svx", "SdrOle2Obj::UpdateLinkURL_Impl(), exception caught: "
+                                << comphelper::anyToString( cppu::getCaughtException() ) );
                     }
                 }
 
@@ -878,12 +874,8 @@ void SdrOle2Obj::BreakFileLink_Impl()
             }
             catch( css::uno::Exception& )
             {
-                OSL_FAIL(
-                    OString(OString("SdrOle2Obj::BreakFileLink_Impl(), "
-                            "exception caught: ") +
-                    OUStringToOString(
-                        comphelper::anyToString( cppu::getCaughtException() ),
-                        RTL_TEXTENCODING_UTF8 )).getStr() );
+                SAL_WARN( "svx", "SdrOle2Obj::BreakFileLink_Impl(), exception caught: "
+                        << comphelper::anyToString( cppu::getCaughtException() ) );
             }
         }
     }
@@ -1003,12 +995,8 @@ void SdrOle2Obj::Connect_Impl()
         }
         catch( css::uno::Exception& )
         {
-            OSL_FAIL(
-                OString(OString("SdrOle2Obj::Connect_Impl(), "
-                        "exception caught: ") +
-                OUStringToOString(
-                    comphelper::anyToString( cppu::getCaughtException() ),
-                    RTL_TEXTENCODING_UTF8 )).getStr() );
+            SAL_WARN( "svx", "SdrOle2Obj::Connect_Impl(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
         }
     }
 
@@ -1087,12 +1075,8 @@ void SdrOle2Obj::RemoveListeners_Impl()
         }
         catch( css::uno::Exception& )
         {
-            OSL_FAIL(
-                OString(OString("SdrOle2Obj::RemoveListeners_Impl(), "
-                        "exception caught: ") +
-                OUStringToOString(
-                    comphelper::anyToString( cppu::getCaughtException() ),
-                    RTL_TEXTENCODING_UTF8 )).getStr() );
+            SAL_WARN( "svx",  "SdrOle2Obj::RemoveListeners_Impl(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
         }
     }
 }
@@ -1169,12 +1153,8 @@ void SdrOle2Obj::Disconnect_Impl()
     }
     catch( css::uno::Exception& )
     {
-        OSL_FAIL(
-            OString(OString("SdrOle2Obj::Disconnect_Impl(), "
-                    "exception caught: ") +
-            OUStringToOString(
-                comphelper::anyToString( cppu::getCaughtException() ),
-                RTL_TEXTENCODING_UTF8 )).getStr() );
+        SAL_WARN( "svx", "SdrOle2Obj::Disconnect_Impl(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
     }
 
     mpImpl->mbConnected = false;
@@ -1300,12 +1280,8 @@ void SdrOle2Obj::SetModel(SdrModel* pNewModel)
         }
         catch( css::uno::Exception& )
         {
-            OSL_FAIL(
-                OString(OString("SdrOle2Obj::SetModel(), "
-                        "exception caught: ") +
-                OUStringToOString(
-                    comphelper::anyToString( cppu::getCaughtException() ),
-                    RTL_TEXTENCODING_UTF8 )).getStr() );
+            SAL_WARN( "svx",  "SdrOle2Obj::SetModel(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
         }
     }
 
@@ -1813,12 +1789,8 @@ bool SdrOle2Obj::Unload( const uno::Reference< embed::XEmbeddedObject >& xObj, s
         }
         catch( css::uno::Exception& )
         {
-            OSL_FAIL(
-                OString(OString("SdrOle2Obj::Unload=(), "
-                        "exception caught: ") +
-                OUStringToOString(
-                    comphelper::anyToString( cppu::getCaughtException() ),
-                    RTL_TEXTENCODING_UTF8 )).getStr() );
+            SAL_WARN( "svx", "SdrOle2Obj::Unload=(), exception caught: "
+                    << comphelper::anyToString( cppu::getCaughtException() ) );
         }
     }
 
diff --git a/svx/source/xml/xmlgrhlp.cxx b/svx/source/xml/xmlgrhlp.cxx
index 3946bb94c3c0..ed47f0a254c1 100644
--- a/svx/source/xml/xmlgrhlp.cxx
+++ b/svx/source/xml/xmlgrhlp.cxx
@@ -479,7 +479,7 @@ OUString SvXMLGraphicHelper::ImplGetGraphicMimeType( const OUString& rFileName )
             RTL_TEXTENCODING_ASCII_US));
 
         for( long i = 0, nCount = SAL_N_ELEMENTS(aMapper); ( i < nCount ) && aMimeType.isEmpty(); ++i )
-            if( strcmp(aExt.getStr(), aMapper[ i ].pExt) == 0 )
+            if( aExt == aMapper[ i ].pExt )
                 aMimeType = OUString( aMapper[ i ].pMimeType, strlen( aMapper[ i ].pMimeType ), RTL_TEXTENCODING_ASCII_US );
     }
 
diff --git a/sw/qa/core/macros-test.cxx b/sw/qa/core/macros-test.cxx
index 8ac5c15946ea..fa27beca817d 100644
--- a/sw/qa/core/macros-test.cxx
+++ b/sw/qa/core/macros-test.cxx
@@ -183,7 +183,7 @@ void SwMacrosTest::testVba()
         SfxObjectShell::CallXScript(xComponent, sUrl, aParams, aRet, aOutParamIndex,aOutParam);
         OUString aStringRes;
         aRet >>= aStringRes;
-        std::cout << "value of Ret " << OUStringToOString( aStringRes, RTL_TEXTENCODING_UTF8 ).getStr() << std::endl;
+        std::cout << "value of Ret " << aStringRes << std::endl;
         //CPPUNIT_ASSERT_MESSAGE( "script reported failure",aStringRes == "OK" );
         pFoundShell->DoClose();
     }
diff --git a/sw/source/core/crsr/crsrsh.cxx b/sw/source/core/crsr/crsrsh.cxx
index d88d76272a56..90a5c310d48a 100644
--- a/sw/source/core/crsr/crsrsh.cxx
+++ b/sw/source/core/crsr/crsrsh.cxx
@@ -1161,19 +1161,21 @@ OUString SwCursorShell::getPageRectangles()
 {
     CurrShell aCurr(this);
     SwRootFrame* pLayout = GetLayout();
-    std::vector<OString> v;
+    OUStringBuffer aBuf;
     for (const SwFrame* pFrame = pLayout->GetLower(); pFrame; pFrame = pFrame->GetNext())
     {
-        std::vector<OString> aRectangle
-        {
-            OString::number(pFrame->Frame().Left()),
-            OString::number(pFrame->Frame().Top()),
-            OString::number(pFrame->Frame().Width()),
-            OString::number(pFrame->Frame().Height())
-        };
-        v.push_back(comphelper::string::join(", ", aRectangle));
-    }
-    return OUString::fromUtf8(comphelper::string::join("; ", v).getStr());
+        aBuf.append(pFrame->Frame().Left());
+        aBuf.append(", ");
+        aBuf.append(pFrame->Frame().Top());
+        aBuf.append(", ");
+        aBuf.append(pFrame->Frame().Width());
+        aBuf.append(", ");
+        aBuf.append(pFrame->Frame().Height());
+        aBuf.append("; ");
+    }
+    if (!aBuf.isEmpty())
+        aBuf.setLength( aBuf.getLength() - 2); // remove the last "; "
+    return aBuf.makeStringAndClear();
 }
 
 void SwCursorShell::NotifyCursor(SfxViewShell* pOtherShell) const
diff --git a/sw/source/core/layout/dbg_lay.cxx b/sw/source/core/layout/dbg_lay.cxx
index 718048d383ba..16b5776c1d7b 100644
--- a/sw/source/core/layout/dbg_lay.cxx
+++ b/sw/source/core/layout/dbg_lay.cxx
@@ -346,8 +346,7 @@ void SwImplProtocol::CheckLine( OString& rLine )
         }
         if( !aTok.isEmpty() )
         {
-            long nVal;
-            sscanf( aTok.getStr(), "%li", &nVal );
+            sal_Int64 nVal = aTok.toInt64();
             switch ( nInitFile )
             {
                 case 1: InsertFrame( sal_uInt16( nVal ) );    // add FrameId
diff --git a/sw/source/filter/ww8/rtfattributeoutput.cxx b/sw/source/filter/ww8/rtfattributeoutput.cxx
index 891216a84183..82ab2d2509ac 100644
--- a/sw/source/filter/ww8/rtfattributeoutput.cxx
+++ b/sw/source/filter/ww8/rtfattributeoutput.cxx
@@ -2956,7 +2956,7 @@ void RtfAttributeOutput::FormatLRSpace(const SvxLRSpaceItem& rLRSpace)
                 m_aSectionBreaks.append((sal_Int32)rLRSpace.GetRight());
             }
             if (!m_bBufferSectionBreaks)
-                m_rExport.Strm().                    WriteCharPtr(m_aSectionBreaks.makeStringAndClear().getStr());
+                m_rExport.Strm().WriteCharPtr(m_aSectionBreaks.makeStringAndClear().getStr());
         }
         else
         {
@@ -3014,7 +3014,7 @@ void RtfAttributeOutput::FormatULSpace(const SvxULSpaceItem& rULSpace)
                 m_aSectionBreaks.append((sal_Int32)aDistances.dyaHdrBottom);
             }
             if (!m_bBufferSectionBreaks)
-                m_rExport.Strm().                    WriteCharPtr(m_aSectionBreaks.makeStringAndClear().getStr());
+                m_rExport.Strm().WriteCharPtr(m_aSectionBreaks.makeStringAndClear().getStr());
         }
         else
         {
diff --git a/sw/source/ui/dbui/dbinsdlg.cxx b/sw/source/ui/dbui/dbinsdlg.cxx
index 7d40cd07d598..232b62d13d18 100644
--- a/sw/source/ui/dbui/dbinsdlg.cxx
+++ b/sw/source/ui/dbui/dbinsdlg.cxx
@@ -1174,7 +1174,7 @@ void SwInsertDBColAutoPilot::DataToDoc( const Sequence<Any>& rSelection,
                 }
                 catch (const Exception& rExcept)
                 {
-                    OSL_FAIL(OUStringToOString(rExcept.Message, osl_getThreadTextEncoding()).getStr());
+                    SAL_WARN("sw", rExcept.Message);
                     (void)rExcept;
                 }
             }
diff --git a/sw/source/ui/dbui/mmaddressblockpage.cxx b/sw/source/ui/dbui/mmaddressblockpage.cxx
index 6c9c69e81774..4f80954808a2 100644
--- a/sw/source/ui/dbui/mmaddressblockpage.cxx
+++ b/sw/source/ui/dbui/mmaddressblockpage.cxx
@@ -180,7 +180,7 @@ IMPL_LINK_NOARG(SwMailMergeAddressBlockPage, AddressListHdl_Impl, Button*, void)
     }
     catch (const uno::Exception& e)
     {
-        OSL_FAIL(OUStringToOString(e.Message, osl_getThreadTextEncoding()).getStr());
+        SAL_WARN("sw", e.Message);
         ScopedVclPtrInstance<MessageDialog>(this, e.Message)->Execute();
     }
 }
diff --git a/test/source/sheet/xcellrangesquery.cxx b/test/source/sheet/xcellrangesquery.cxx
index 202e17a64b40..16ca44f94b8a 100644
--- a/test/source/sheet/xcellrangesquery.cxx
+++ b/test/source/sheet/xcellrangesquery.cxx
@@ -28,7 +28,7 @@ void XCellRangesQuery::testQueryColumnDifference()
     uno::Reference<sheet::XCellRangesQuery> xCellRangesQuery(init(),UNO_QUERY_THROW);
     uno::Reference<sheet::XSheetCellRanges> xRanges = xCellRangesQuery->queryColumnDifferences(table::CellAddress(0, 1, 1));
     OUString aResult = xRanges->getRangeAddressesAsString();
-    std::cout << "testQueryColumnDifference: Result: " << OUStringToOString(aResult, RTL_TEXTENCODING_UTF8).getStr() << std::endl;
+    std::cout << "testQueryColumnDifference: Result: " << aResult << std::endl;
     CPPUNIT_ASSERT_EQUAL_MESSAGE("testQueryColumnDifference", aResult, aExpected);
 }
 
@@ -38,7 +38,7 @@ void XCellRangesQuery::testQueryContentDifference()
     uno::Reference<sheet::XCellRangesQuery> xCellRangesQuery(init(),UNO_QUERY_THROW);
     uno::Reference<sheet::XSheetCellRanges> xRanges = xCellRangesQuery->queryContentCells(sheet::CellFlags::VALUE);
     OUString aResult = xRanges->getRangeAddressesAsString();
-    std::cout << "testQueryContentDifference: Result: " << OUStringToOString(aResult, RTL_TEXTENCODING_UTF8).getStr() << std::endl;
+    std::cout << "testQueryContentDifference: Result: " << aResult << std::endl;
     CPPUNIT_ASSERT_EQUAL_MESSAGE("testQueryContentDifference", aResult, aExpected);
 }
 
@@ -48,7 +48,7 @@ void XCellRangesQuery::testQueryEmptyCells()
     uno::Reference<sheet::XCellRangesQuery> xCellRangesQuery(init(),UNO_QUERY_THROW);
     uno::Reference<sheet::XSheetCellRanges> xRanges = xCellRangesQuery->queryEmptyCells();
     OUString aResult = xRanges->getRangeAddressesAsString();
-    std::cout << "testQueryEmptyCells: Result: " << OUStringToOString(aResult, RTL_TEXTENCODING_UTF8).getStr() << std::endl;
+    std::cout << "testQueryEmptyCells: Result: " << aResult << std::endl;
     CPPUNIT_ASSERT_EQUAL_MESSAGE("testQueryEmptyCells", aResult, aExpected);
 }
 
@@ -58,7 +58,7 @@ void XCellRangesQuery::testQueryFormulaCells()
     uno::Reference<sheet::XCellRangesQuery> xCellRangesQuery(init(),UNO_QUERY_THROW);
     uno::Reference<sheet::XSheetCellRanges> xRanges = xCellRangesQuery->queryFormulaCells(sheet::CellFlags::FORMULA);
     OUString aResult = xRanges->getRangeAddressesAsString();
-    std::cout << "testQueryFormulaCells: Result: " << OUStringToOString(aResult, RTL_TEXTENCODING_UTF8).getStr() << std::endl;
+    std::cout << "testQueryFormulaCells: Result: " << aResult << std::endl;
     CPPUNIT_ASSERT_EQUAL_MESSAGE("testQueryFormulaCells", aResult, aExpected);
 }
 
@@ -68,7 +68,7 @@ void XCellRangesQuery::testQueryIntersection()
     uno::Reference<sheet::XCellRangesQuery> xCellRangesQuery(init(),UNO_QUERY_THROW);
     uno::Reference<sheet::XSheetCellRanges> xRanges = xCellRangesQuery->queryIntersection(table::CellRangeAddress(0,3,3,7,7));
     OUString aResult = xRanges->getRangeAddressesAsString();
-    std::cout << "testQueryIntersection: Result: " << OUStringToOString(aResult, RTL_TEXTENCODING_UTF8).getStr() << std::endl;
+    std::cout << "testQueryIntersection: Result: " << aResult << std::endl;
     CPPUNIT_ASSERT_EQUAL_MESSAGE("testQueryIntersection", aResult, aExpected);
 }
 
@@ -78,7 +78,7 @@ void XCellRangesQuery::testQueryRowDifference()
     uno::Reference<sheet::XCellRangesQuery> xCellRangesQuery(init(),UNO_QUERY_THROW);
     uno::Reference<sheet::XSheetCellRanges> xRanges = xCellRangesQuery->queryRowDifferences(table::CellAddress(0,1,1));
     OUString aResult = xRanges->getRangeAddressesAsString();
-    std::cout << "testQueryRowDifference: Result: " << OUStringToOString(aResult, RTL_TEXTENCODING_UTF8).getStr() << std::endl;
+    std::cout << "testQueryRowDifference: Result: " << aResult << std::endl;
     CPPUNIT_ASSERT_EQUAL_MESSAGE("testQueryRowDifference", aResult, aExpected);
 }
 
@@ -88,7 +88,7 @@ void XCellRangesQuery::testQueryVisibleCells()
     uno::Reference<sheet::XCellRangesQuery> xCellRangesQuery(init(),UNO_QUERY_THROW);
     uno::Reference<sheet::XSheetCellRanges> xRanges = xCellRangesQuery->queryVisibleCells();
     OUString aResult = xRanges->getRangeAddressesAsString();
-    std::cout << "testQueryVisibleCells: Result: " << OUStringToOString(aResult, RTL_TEXTENCODING_UTF8).getStr() << std::endl;
+    std::cout << "testQueryVisibleCells: Result: " << aResult << std::endl;
     CPPUNIT_ASSERT_EQUAL_MESSAGE("testQueryVisibleCells", aResult, aExpected);
 }
 
diff --git a/test/source/sheet/xsheetoutline.cxx b/test/source/sheet/xsheetoutline.cxx
index 1a03fb7b7613..9153c84204a7 100644
--- a/test/source/sheet/xsheetoutline.cxx
+++ b/test/source/sheet/xsheetoutline.cxx
@@ -138,7 +138,7 @@ void XSheetOutline::testShowLevel()
 
     aSheetOutline->showLevel(2, table::TableOrientation_COLUMNS);
 
-    std::cout << " verifiy showLevel col apres" << OUStringToOString(getVisibleAdress(aSheet, "OutlineSheet.A1:Z30"), RTL_TEXTENCODING_UTF8).getStr() << std::endl;
+    std::cout << " verifiy showLevel col apres" << getVisibleAdress(aSheet, "OutlineSheet.A1:Z30") << std::endl;
 
     // verify that level 2 and level 1 are shown --> column 0..3 & column 22..26
     // level 3 & 4 are hidden --> column 4..19
diff --git a/testtools/source/bridgetest/multi.cxx b/testtools/source/bridgetest/multi.cxx
index 99aaeffc4a36..1cf89d5632d5 100644
--- a/testtools/source/bridgetest/multi.cxx
+++ b/testtools/source/bridgetest/multi.cxx
@@ -37,11 +37,6 @@ struct CheckFailed {
     OUString message;
 };
 
-::std::ostream& operator<< (::std::ostream& os, const OUString& str)
-{
-    return os << OUStringToOString(str, RTL_TEXTENCODING_UTF8).getStr();
-}
-
 template< typename T > void checkEqual(T const & value, T const & argument) {
     if (argument != value) {
         std::ostringstream s;
diff --git a/toolkit/source/controls/unocontrolmodel.cxx b/toolkit/source/controls/unocontrolmodel.cxx
index 66da7f49f8f9..1c77f79617bd 100644
--- a/toolkit/source/controls/unocontrolmodel.cxx
+++ b/toolkit/source/controls/unocontrolmodel.cxx
@@ -687,14 +687,11 @@ void UnoControlModel::write( const css::uno::Reference< css::io::XObjectOutputSt
 #if OSL_DEBUG_LEVEL > 0
             else
             {
-                OString sMessage( "UnoControlModel::write: don't know how to handle a property of type '" );
-                OUString sTypeName( rType.getTypeName() );
-                sMessage += OString( sTypeName.getStr(), sTypeName.getLength(), RTL_TEXTENCODING_ASCII_US );
-                sMessage += "'.\n(Currently handling property '";
-                const OUString& sPropertyName( GetPropertyName( *it ) );
-                sMessage += OString( sPropertyName.getStr(), sPropertyName.getLength(), osl_getThreadTextEncoding() );
-                sMessage += "'.)";
-                OSL_FAIL( sMessage.getStr() );
+                SAL_WARN( "toolkit", "UnoControlModel::write: don't know how to handle a property of type '"
+                          << rType.getTypeName()
+                          << "'.\n(Currently handling property '"
+                          << GetPropertyName( *it )
+                          << "'.)");
             }
 #endif
         }
@@ -899,14 +896,11 @@ void UnoControlModel::read( const css::uno::Reference< css::io::XObjectInputStre
                 }
                 else
                 {
-                    OString sMessage( "UnoControlModel::read: don't know how to handle a property of type '" );
-                    OUString sTypeName( pType->getTypeName() );
-                    sMessage += OString( sTypeName.getStr(), sTypeName.getLength(), RTL_TEXTENCODING_ASCII_US );
-                    sMessage += "'.\n(Currently handling property '";
-                    const OUString& sPropertyName( GetPropertyName( nPropId ) );
-                    sMessage += OString( sPropertyName.getStr(), sPropertyName.getLength(), osl_getThreadTextEncoding() );
-                    sMessage += "'.)";
-                    OSL_FAIL( sMessage.getStr() );
+                    SAL_WARN( "toolkit", "UnoControlModel::read: don't know how to handle a property of type '"
+                                << pType->getTypeName()
+                                << "'.\n(Currently handling property '"
+                                << GetPropertyName( nPropId )
+                                << "'.)");
                 }
             }
             else
diff --git a/toolkit/source/controls/unocontrols.cxx b/toolkit/source/controls/unocontrols.cxx
index b2363d8b510b..88618b87af8b 100644
--- a/toolkit/source/controls/unocontrols.cxx
+++ b/toolkit/source/controls/unocontrols.cxx
@@ -2934,9 +2934,7 @@ void UnoListBoxControl::itemStateChanged( const awt::ItemEvent& rEvent )
 #if OSL_DEBUG_LEVEL == 0
             (void) e; // suppress warning
 #else
-            OString sMessage( "UnoListBoxControl::itemStateChanged: caught an exception:\n" );
-            sMessage += OString( e.Message.getStr(), e.Message.getLength(), RTL_TEXTENCODING_ASCII_US );
-            OSL_FAIL( sMessage.getStr() );
+            SAL_WARN( "toolkit", "UnoListBoxControl::itemStateChanged: caught an exception: " << e.Message);
 #endif
         }
     }
@@ -3276,9 +3274,7 @@ void UnoComboBoxControl::itemStateChanged( const awt::ItemEvent& rEvent )
 #if OSL_DEBUG_LEVEL == 0
             (void) e; // suppress warning
 #else
-            OString sMessage( "UnoComboBoxControl::itemStateChanged: caught an exception:\n" );
-            sMessage += OString( e.Message.getStr(), e.Message.getLength(), RTL_TEXTENCODING_ASCII_US );
-            OSL_FAIL( sMessage.getStr() );
+            SAL_WARN( "toolkit", "UnoComboBoxControl::itemStateChanged: caught an exception: " << e.Message);
 #endif
         }
     }
diff --git a/ucb/source/ucp/expand/ucpexpand.cxx b/ucb/source/ucp/expand/ucpexpand.cxx
index 4fae016808af..85b39f42b478 100644
--- a/ucb/source/ucp/expand/ucpexpand.cxx
+++ b/ucb/source/ucp/expand/ucpexpand.cxx
@@ -203,9 +203,7 @@ sal_Int32 ExpandContentProviderImpl::compareContentIds(
     catch (const ucb::IllegalIdentifierException & exc)
     {
         (void) exc; // unused
-        OSL_FAIL(
-            OUStringToOString(
-                exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
+        SAL_WARN( "ucb", exc.Message );
         return -1;
     }
 }
diff --git a/ucbhelper/source/client/proxydecider.cxx b/ucbhelper/source/client/proxydecider.cxx
index d40f572efb04..4f7f23be7ac3 100644
--- a/ucbhelper/source/client/proxydecider.cxx
+++ b/ucbhelper/source/client/proxydecider.cxx
@@ -158,8 +158,7 @@ private:
 bool WildCard::Matches( const OUString& rString ) const
 {
     OString aString
-        = OUStringToOString(
-                    rString, RTL_TEXTENCODING_UTF8 ).toAsciiLowerCase();
+        = OUStringToOString( rString, RTL_TEXTENCODING_UTF8 ).toAsciiLowerCase();
     const char * pStr  = aString.getStr();
     const char * pWild = m_aWildString.getStr();
 
diff --git a/unodevtools/source/skeletonmaker/cpptypemaker.cxx b/unodevtools/source/skeletonmaker/cpptypemaker.cxx
index 1fdeabd15201..936b5841a479 100644
--- a/unodevtools/source/skeletonmaker/cpptypemaker.cxx
+++ b/unodevtools/source/skeletonmaker/cpptypemaker.cxx
@@ -555,7 +555,7 @@ void printMethods(std::ostream & o,
                 }
             } else {
                 o << "\n" << indentation << "{\n" << indentation << "    return "
-                  << delegate.getStr() << "get" << i->name << "();\n"
+                  << delegate << "get" << i->name << "();\n"
                   << indentation << "}\n\n";
             }
         } else {
@@ -589,7 +589,7 @@ void printMethods(std::ostream & o,
                     }
                 } else {
                     o << "\n" << indentation << "{\n" << indentation << "    "
-                      << delegate.getStr() << "set" << i->name
+                      << delegate << "set" << i->name
                       << "(the_value);\n" << indentation << "}\n\n";
                 }
             } else {
@@ -638,7 +638,7 @@ void printMethods(std::ostream & o,
                 if (i->returnType != "void")
                     o << "return ";
 
-                o << delegate.getStr() << i->name << '(';
+                o << delegate << i->name << '(';
                 printMethodParameters(
                     o, options, manager, i->parameters, false);
                 o << ");\n" << indentation << "}\n\n";
diff --git a/unodevtools/source/skeletonmaker/javatypemaker.cxx b/unodevtools/source/skeletonmaker/javatypemaker.cxx
index e097b831be90..ec60403064c6 100644
--- a/unodevtools/source/skeletonmaker/javatypemaker.cxx
+++ b/unodevtools/source/skeletonmaker/javatypemaker.cxx
@@ -493,7 +493,7 @@ void printMethods(std::ostream & o,
                 }
             } else {
                 o << "\n" << indentation << "{\n" << indentation
-                  << "    return " << delegate.getStr() << "get" << i->name
+                  << "    return " << delegate << "get" << i->name
                   << "();\n" << indentation << "}\n\n";
             }
         } else {
@@ -516,7 +516,7 @@ void printMethods(std::ostream & o,
                     }
                 } else {
                     o << "\n" << indentation << "{\n" << indentation
-                      << "    " << delegate.getStr() << "set" << i->name
+                      << "    " << delegate << "set" << i->name
                       << "(the_value);\n" << indentation << "}\n\n";
                 }
             } else {
@@ -559,7 +559,7 @@ void printMethods(std::ostream & o,
                 if (i->returnType != "void") {
                     o << "return ";
                 }
-                o << delegate.getStr() << i->name << '(';
+                o << delegate << i->name << '(';
                 printMethodParameters(
                     o, options, manager, i->parameters, false);
                 o << ");\n" << indentation << "}\n\n";
diff --git a/unodevtools/source/skeletonmaker/skeletonmaker.cxx b/unodevtools/source/skeletonmaker/skeletonmaker.cxx
index e2f97695997d..e5b8d5837a6e 100644
--- a/unodevtools/source/skeletonmaker/skeletonmaker.cxx
+++ b/unodevtools/source/skeletonmaker/skeletonmaker.cxx
@@ -164,10 +164,7 @@ SAL_IMPLEMENT_MAIN()
                   << " Version " << version << "\n\n";
         exit(EXIT_SUCCESS);
     } else {
-        std::cerr
-            << "ERROR: unexpected command \""
-            << OUStringToOString(arg, RTL_TEXTENCODING_UTF8).getStr()
-            << "\"!\n";
+        std::cerr << "ERROR: unexpected command \"" << arg << "\"!\n";
         printUsageAndExit(programname, version);
         exit(EXIT_FAILURE);
     }
diff --git a/unotools/source/config/itemholder1.cxx b/unotools/source/config/itemholder1.cxx
index 7d0805fc4f6e..b845b9f8eb00 100644
--- a/unotools/source/config/itemholder1.cxx
+++ b/unotools/source/config/itemholder1.cxx
@@ -64,11 +64,7 @@ ItemHolder1::ItemHolder1()
         if(bMessage)
         {
             bMessage = false;
-            OString sMsg("CreateInstance with arguments exception: ");
-            sMsg += OString(rEx.Message.getStr(),
-                        rEx.Message.getLength(),
-                        RTL_TEXTENCODING_ASCII_US);
-            OSL_FAIL(sMsg.getStr());
+            SAL_WARN( "unotools", "CreateInstance with arguments exception: " <<  rEx.Message);
         }
     }
 #else
diff --git a/unoxml/source/dom/document.cxx b/unoxml/source/dom/document.cxx
index b9c167ee2486..9cba7eec823d 100644
--- a/unoxml/source/dom/document.cxx
+++ b/unoxml/source/dom/document.cxx
@@ -487,7 +487,7 @@ namespace DOM
         xmlChar const*const pData =
             reinterpret_cast<xmlChar const*>(oData.getStr());
         xmlNodePtr const pText =
-            xmlNewCDataBlock(m_aDocPtr, pData, strlen(oData.getStr()));
+            xmlNewCDataBlock(m_aDocPtr, pData, oData.getLength());
         Reference< XCDATASection > const xRet(
             static_cast< XNode* >(GetCNode(pText).get()),
             UNO_QUERY_THROW);
diff --git a/unoxml/source/dom/documentbuilder.cxx b/unoxml/source/dom/documentbuilder.cxx
index 71a6dc6f1785..2a1e3826bd98 100644
--- a/unoxml/source/dom/documentbuilder.cxx
+++ b/unoxml/source/dom/documentbuilder.cxx
@@ -202,7 +202,7 @@ namespace DOM
             return nread;
         } catch (const css::uno::Exception& ex) {
             (void) ex;
-            OSL_FAIL(OUStringToOString(ex.Message, RTL_TEXTENCODING_UTF8).getStr());
+            SAL_WARN( "unoxml", ex.Message);
             return -1;
         }
     }
@@ -222,7 +222,7 @@ namespace DOM
             return 0;
         } catch (const css::uno::Exception& ex) {
             (void) ex;
-            OSL_FAIL(OUStringToOString(ex.Message, RTL_TEXTENCODING_UTF8).getStr());
+            SAL_WARN( "unoxml", ex.Message);
             return -1;
         }
     }
diff --git a/unoxml/source/dom/elementlist.cxx b/unoxml/source/dom/elementlist.cxx
index fad086a3b604..21e282904074 100644
--- a/unoxml/source/dom/elementlist.cxx
+++ b/unoxml/source/dom/elementlist.cxx
@@ -110,9 +110,8 @@ namespace DOM
             xTarget->addEventListener("DOMSubtreeModified",
                     m_xEventListener, capture);
         } catch (const Exception &e){
-            OString aMsg("Exception caught while registering NodeList as listener:\n");
-            aMsg += OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US);
-            OSL_FAIL(aMsg.getStr());
+            SAL_WARN( "unoxml", "Exception caught while registering NodeList as listener: "
+                << e.Message);
         }
     }
 
diff --git a/uui/source/iahndl.cxx b/uui/source/iahndl.cxx
index 9d5ba366f9d1..1912eab95222 100644
--- a/uui/source/iahndl.cxx
+++ b/uui/source/iahndl.cxx
@@ -295,13 +295,7 @@ namespace
         const typelib_TypeDescription* pTypeDesc = aTypeDesc.get();
         if ( !pTypeDesc || !pTypeDesc->pWeakRef )
         {
-#if OSL_DEBUG_LEVEL > 0
-            OStringBuffer aMessage;
-            aMessage.append( "no type found for '" );
-            aMessage.append( OUStringToOString( i_rTypeName, RTL_TEXTENCODING_UTF8 ) );
-            aMessage.append( "'" );
-            OSL_FAIL( aMessage.makeStringAndClear().getStr() );
-#endif
+            SAL_WARN( "uui","no type found for '" << i_rTypeName << "'" );
             return false;
         }
         const css::uno::Type aType( pTypeDesc->pWeakRef );
diff --git a/vcl/opengl/x11/X11DeviceInfo.cxx b/vcl/opengl/x11/X11DeviceInfo.cxx
index 8b8b88e0cba7..8cd5cbb906b9 100644
--- a/vcl/opengl/x11/X11DeviceInfo.cxx
+++ b/vcl/opengl/x11/X11DeviceInfo.cxx
@@ -206,7 +206,7 @@ void X11OpenGLDeviceInfo::GetData()
         }
     }
 
-    if (!strcmp(textureFromPixmap.getStr(), "TRUE"))
+    if (textureFromPixmap != "TRUE")
         mbHasTextureFromPixmap = true;
 
     // only useful for Linux kernel version check for FGLRX driver.
diff --git a/vcl/source/gdi/pdfwriter_impl.cxx b/vcl/source/gdi/pdfwriter_impl.cxx
index a4a7ed68ac34..f104ded051d6 100644
--- a/vcl/source/gdi/pdfwriter_impl.cxx
+++ b/vcl/source/gdi/pdfwriter_impl.cxx
@@ -544,7 +544,6 @@ static void appendName( const OUString& rStr, OStringBuffer& rBuffer )
 // FIXME i59651 add a check for max length of 127 chars? Per PDF spec 1.4, appendix C.1
 // I guess than when reading the #xx sequence it will count for a single character.
     OString aStr( OUStringToOString( rStr, RTL_TEXTENCODING_UTF8 ) );
-    const sal_Char* pStr = aStr.getStr();
     int nLen = aStr.getLength();
     for( int i = 0; i < nLen; i++ )
     {
@@ -555,17 +554,17 @@ static void appendName( const OUString& rStr, OStringBuffer& rBuffer )
          *  but has a narrower acceptance rate we only pass
          *  alphanumerics and '-' literally.
          */
-        if( (pStr[i] >= 'A' && pStr[i] <= 'Z' ) ||
-            (pStr[i] >= 'a' && pStr[i] <= 'z' ) ||
-            (pStr[i] >= '0' && pStr[i] <= '9' ) ||
-            pStr[i] == '-' )
+        if( (aStr[i] >= 'A' && aStr[i] <= 'Z' ) ||
+            (aStr[i] >= 'a' && aStr[i] <= 'z' ) ||
+            (aStr[i] >= '0' && aStr[i] <= '9' ) ||
+            aStr[i] == '-' )
         {
-            rBuffer.append( pStr[i] );
+            rBuffer.append( aStr[i] );
         }
         else
         {
             rBuffer.append( '#' );
-            appendHex( (sal_Int8)pStr[i], rBuffer );
+            appendHex( (sal_Int8)aStr[i], rBuffer );
         }
     }
 }
@@ -696,7 +695,6 @@ void PDFWriterImpl::createWidgetFieldName( sal_Int32 i_nWidgetIndex, const PDFWr
     */
     const OUString& rName = (m_aContext.Version > PDFWriter::PDFVersion::PDF_1_2) ? i_rControl.Name : i_rControl.Text;
     OString aStr( OUStringToOString( rName, RTL_TEXTENCODING_UTF8 ) );
-    const sal_Char* pStr = aStr.getStr();
     int nLen = aStr.getLength();
 
     OStringBuffer aBuffer( rName.getLength()+64 );
@@ -706,12 +704,12 @@ void PDFWriterImpl::createWidgetFieldName( sal_Int32 i_nWidgetIndex, const PDFWr
          *  outside the interval [32(=ASCII' ');126(=ASCII'~')]
          *  should be escaped hexadecimal
          */
-        if( (pStr[i] >= 32 && pStr[i] <= 126 ) )
-            aBuffer.append( pStr[i] );
+        if( (aStr[i] >= 32 && aStr[i] <= 126 ) )
+            aBuffer.append( aStr[i] );
         else
         {
             aBuffer.append( '#' );
-            appendHex( (sal_Int8)pStr[i], aBuffer );
+            appendHex( (sal_Int8)aStr[i], aBuffer );
         }
     }
 
@@ -6463,7 +6461,7 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
     if (!cms_msg)
         return false;
 
-    char *pass(strdup(OUStringToOString( rContext.m_aSignPassword, RTL_TEXTENCODING_UTF8 ).getStr()));
+    OString pass(OUStringToOString( rContext.m_aSignPassword, RTL_TEXTENCODING_UTF8 ));
 
     TimeStampReq src;
     OStringBuffer response_buffer;
@@ -6487,7 +6485,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         NSSCMSMessage *ts_cms_msg = CreateCMSMessage(&now, &ts_cms_sd, &ts_cms_signer, cert, &digest);
         if (!ts_cms_msg)
         {
-            free(pass);
             return false;
         }
 
@@ -6496,12 +6493,12 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         ts_cms_output.len = 0;
         PLArenaPool *ts_arena = PORT_NewArena(10000);
         NSSCMSEncoderContext *ts_cms_ecx;
-        ts_cms_ecx = NSS_CMSEncoder_Start(ts_cms_msg, nullptr, nullptr, &ts_cms_output, ts_arena, PDFSigningPKCS7PasswordCallback, pass, nullptr, nullptr, nullptr, nullptr);
+        ts_cms_ecx = NSS_CMSEncoder_Start(ts_cms_msg, nullptr, nullptr, &ts_cms_output, ts_arena, PDFSigningPKCS7PasswordCallback,
+                                          const_cast<sal_Char*>(pass.getStr()), nullptr, nullptr, nullptr, nullptr);
 
         if (NSS_CMSEncoder_Finish(ts_cms_ecx) != SECSuccess)
         {
             SAL_WARN("vcl.pdfwriter", "NSS_CMSEncoder_Finish failed");
-            free(pass);
             return false;
         }
 
@@ -6521,7 +6518,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if (!ts_hc.get())
         {
             SAL_WARN("vcl.pdfwriter", "HASH_Create failed");
-            free(pass);
             return false;
         }
 
@@ -6571,14 +6567,12 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if (timestamp_request == nullptr)
         {
             SAL_WARN("vcl.pdfwriter", "SEC_ASN1EncodeItem failed");
-            free(pass);
             return false;
         }
 
         if (timestamp_request->data == nullptr)
         {
             SAL_WARN("vcl.pdfwriter", "SEC_ASN1EncodeItem succeeded but got NULL data");
-            free(pass);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
             return false;
         }
@@ -6602,7 +6596,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if (!curl)
         {
             SAL_WARN("vcl.pdfwriter", "curl_easy_init failed");
-            free(pass);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
             return false;
         }
@@ -6612,7 +6605,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if ((rc = curl_easy_setopt(curl, CURLOPT_URL, OUStringToOString(rContext.m_aSignTSA, RTL_TEXTENCODING_UTF8).getStr())) != CURLE_OK)
         {
             SAL_WARN("vcl.pdfwriter", "curl_easy_setopt(CURLOPT_URL) failed: " << curl_easy_strerror(rc));
-            free(pass);
             curl_easy_cleanup(curl);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
             return false;
@@ -6624,7 +6616,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if ((rc = curl_easy_setopt(curl, CURLOPT_HTTPHEADER, slist)) != CURLE_OK)
         {
             SAL_WARN("vcl.pdfwriter", "curl_easy_setopt(CURLOPT_HTTPHEADER) failed: " << curl_easy_strerror(rc));
-            free(pass);
             curl_slist_free_all(slist);
             curl_easy_cleanup(curl);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
@@ -6635,7 +6626,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
             (rc = curl_easy_setopt(curl, CURLOPT_POSTFIELDS, timestamp_request->data)) != CURLE_OK)
         {
             SAL_WARN("vcl.pdfwriter", "curl_easy_setopt(CURLOPT_POSTFIELDSIZE or CURLOPT_POSTFIELDS) failed: " << curl_easy_strerror(rc));
-            free(pass);
             curl_easy_cleanup(curl);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
             return false;
@@ -6645,7 +6635,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
             (rc = curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, AppendToBuffer)) != CURLE_OK)
         {
             SAL_WARN("vcl.pdfwriter", "curl_easy_setopt(CURLOPT_WRITEDATA or CURLOPT_WRITEFUNCTION) failed: " << curl_easy_strerror(rc));
-            free(pass);
             curl_easy_cleanup(curl);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
             return false;
@@ -6654,7 +6643,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if ((rc = curl_easy_setopt(curl, CURLOPT_POST, 1)) != CURLE_OK)
         {
             SAL_WARN("vcl.pdfwriter", "curl_easy_setopt(CURLOPT_POST) failed: " << curl_easy_strerror(rc));
-            free(pass);
             curl_easy_cleanup(curl);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
             return false;
@@ -6664,7 +6652,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if ((rc = curl_easy_setopt(curl, CURLOPT_ERRORBUFFER, error_buffer)) != CURLE_OK)
         {
             SAL_WARN("vcl.pdfwriter", "curl_easy_setopt(CURLOPT_ERRORBUFFER) failed: " << curl_easy_strerror(rc));
-            free(pass);
             curl_easy_cleanup(curl);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
             return false;
@@ -6675,7 +6662,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
             (rc = curl_easy_setopt(curl, CURLOPT_CONNECTTIMEOUT, 10)) != CURLE_OK)
         {
             SAL_WARN("vcl.pdfwriter", "curl_easy_setopt(CURLOPT_TIMEOUT or CURLOPT_CONNECTTIMEOUT) failed: " << curl_easy_strerror(rc));
-            free(pass);
             curl_easy_cleanup(curl);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
             return false;
@@ -6684,7 +6670,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if (curl_easy_perform(curl) != CURLE_OK)
         {
             SAL_WARN("vcl.pdfwriter", "curl_easy_perform failed: " << error_buffer);
-            free(pass);
             curl_easy_cleanup(curl);
             SECITEM_FreeItem(timestamp_request, PR_TRUE);
             return false;
@@ -6713,7 +6698,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if (SEC_ASN1DecodeItem(nullptr, &response, TimeStampResp_Template, &response_item) != SECSuccess)
         {
             SAL_WARN("vcl.pdfwriter", "SEC_ASN1DecodeItem failed");
-            free(pass);
             return false;
         }
 
@@ -6723,7 +6707,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
             (response.status.status.data[0] != 0 && response.status.status.data[0] != 1))
         {
             SAL_WARN("vcl.pdfwriter", "Timestamp request was not granted");
-            free(pass);
             return false;
         }
 
@@ -6746,7 +6729,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if (my_SEC_StringToOID(&typetag.oid, "1.2.840.113549.1.9.16.2.14", 0) != SECSuccess)
         {
             SAL_WARN("vcl.pdfwriter", "SEC_StringToOID failed");
-            free(pass);
             return false;
         }
         typetag.offset = SEC_OID_UNKNOWN; // ???
@@ -6767,7 +6749,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
         if (my_NSS_CMSSignerInfo_AddUnauthAttr(cms_signer, &timestamp) != SECSuccess)
         {
             SAL_WARN("vcl.pdfwriter", "NSS_CMSSignerInfo_AddUnauthAttr failed");
-            free(pass);
             return false;
         }
     }
@@ -6786,7 +6767,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
     if (!aCertHashContext.get())
     {
         SAL_WARN("vcl.pdfwriter", "HASH_Create() failed");
-        free(pass);
         return false;
     }
     HASH_Begin(aCertHashContext.get());
@@ -6811,7 +6791,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
     if (!pEncodedCertificate)
     {
         SAL_WARN("vcl.pdfwriter", "SEC_ASN1EncodeItem() failed");
-        free(pass);
         return false;
     }
 
@@ -6836,7 +6815,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
     if (my_SEC_StringToOID(&aOidData.oid, "1.2.840.113549.1.9.16.2.47", 0) != SECSuccess)
     {
         SAL_WARN("vcl.pdfwriter", "my_SEC_StringToOID() failed");
-        free(pass);
         return false;
     }
     aOidData.offset = SEC_OID_UNKNOWN;
@@ -6850,7 +6828,6 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
     if (my_NSS_CMSSignerInfo_AddAuthAttr(cms_signer, &aAttribute) != SECSuccess)
     {
         SAL_WARN("vcl.pdfwriter", "my_NSS_CMSSignerInfo_AddAuthAttr() failed");
-        free(pass);
         return false;
     }
 
@@ -6865,24 +6842,21 @@ bool PDFWriter::Sign(PDFSignContext& rContext)
     // with, the software itself pops up a dialog asking for the PIN (password). But I am not going
     // to test it and risk locking up my token...
 
-    cms_ecx = NSS_CMSEncoder_Start(cms_msg, nullptr, nullptr, &cms_output, arena, PDFSigningPKCS7PasswordCallback, pass, nullptr, nullptr, nullptr, nullptr);
+    cms_ecx = NSS_CMSEncoder_Start(cms_msg, nullptr, nullptr, &cms_output, arena, PDFSigningPKCS7PasswordCallback,
+                                   const_cast<sal_Char*>(pass.getStr()), nullptr, nullptr, nullptr, nullptr);
 
     if (!cms_ecx)
     {
         SAL_WARN("vcl.pdfwriter", "NSS_CMSEncoder_Start failed");
-        free(pass);
         return false;
     }
 
     if (NSS_CMSEncoder_Finish(cms_ecx) != SECSuccess)
     {
         SAL_WARN("vcl.pdfwriter", "NSS_CMSEncoder_Finish failed");
-        free(pass);
         return false;
     }
 
-    free(pass);
-
 #ifdef DBG_UTIL
     {
         FILE *out = fopen("PDFWRITER.cms.data", "wb");
diff --git a/vcl/source/window/builder.cxx b/vcl/source/window/builder.cxx
index 83d61fbbad93..da3435510a7e 100644
--- a/vcl/source/window/builder.cxx
+++ b/vcl/source/window/builder.cxx
@@ -255,7 +255,7 @@ VclBuilder::VclBuilder(vcl::Window *pParent, const OUString& sUIDir, const OUStr
                 pSource->SetAccessibleRelationMemberOf(pTarget);
             else
             {
-                SAL_INFO("vcl.layout", "unhandled a11y relation :" << rType.getStr());
+                SAL_INFO("vcl.layout", "unhandled a11y relation :" << rType);
             }
         }
     }
@@ -496,8 +496,7 @@ VclBuilder::VclBuilder(vcl::Window *pParent, const OUString& sUIDir, const OUStr
     m_pParserState.reset();
 
     SAL_WARN_IF(!m_sID.isEmpty() && (!m_bToplevelParentFound && !get_by_name(m_sID)), "vcl.layout",
-        "Requested top level widget \"" << m_sID.getStr() <<
-        "\" not found in " << sUIFile);
+        "Requested top level widget \"" << m_sID << "\" not found in " << sUIFile);
 
 #if defined SAL_LOG_WARN
     if (m_bToplevelParentFound && m_pParent->IsDialog())
@@ -1454,7 +1453,7 @@ VclPtr<vcl::Window> VclBuilder::makeObject(vcl::Window *pParent, const OString &
         if (sPattern.isEmpty())
         {
             connectNumericFormatterAdjustment(id, sAdjustment);
-            SAL_INFO("vcl.layout", "making numeric field for " << name.getStr() << " " << sUnit.getStr());
+            SAL_INFO("vcl.layout", "making numeric field for " << name << " " << sUnit);
             xWindow = VclPtr<NumericField>::Create(pParent, nBits);
         }
         else
@@ -1462,20 +1461,20 @@ VclPtr<vcl::Window> VclBuilder::makeObject(vcl::Window *pParent, const OString &
             if (sPattern == "hh:mm")
             {
                 connectTimeFormatterAdjustment(id, sAdjustment);
-                SAL_INFO("vcl.layout", "making time field for " << name.getStr() << " " << sUnit.getStr());
+                SAL_INFO("vcl.layout", "making time field for " << name << " " << sUnit.getStr());
                 xWindow = VclPtr<TimeField>::Create(pParent, nBits);
             }
             else if (sPattern == "yy:mm:dd")
             {
                 connectDateFormatterAdjustment(id, sAdjustment);
-                SAL_INFO("vcl.layout", "making date field for " << name.getStr() << " " << sUnit.getStr());
+                SAL_INFO("vcl.layout", "making date field for " << name << " " << sUnit.getStr());
                 xWindow = VclPtr<DateField>::Create(pParent, nBits);
             }
             else
             {
                 connectNumericFormatterAdjustment(id, sAdjustment);
                 FieldUnit eUnit = detectMetricUnit(sUnit);
-                SAL_INFO("vcl.layout", "making metric field for " << name.getStr() << " " << sUnit.getStr());
+                SAL_INFO("vcl.layout", "making metric field for " << name << " " << sUnit.getStr());
                 VclPtrInstance<MetricField> xField(pParent, nBits);
                 xField->SetUnit(eUnit);
                 if (eUnit == FUNIT_CUSTOM)
@@ -1504,9 +1503,9 @@ VclPtr<vcl::Window> VclBuilder::makeObject(vcl::Window *pParent, const OString &
             connectNumericFormatterAdjustment(id, sAdjustment);
             OUString sUnit = extractUnit(sPattern);
             FieldUnit eUnit = detectMetricUnit(sUnit);
-            SAL_WARN("vcl.layout", "making metric box for type: " << name.getStr()
-                << " unit: " << sUnit.getStr()
-                << " name: " << id.getStr()
+            SAL_WARN("vcl.layout", "making metric box for type: " << name
+                << " unit: " << sUnit
+                << " name: " << id
                 << " use a VclComboBoxNumeric instead");
             VclPtrInstance<MetricBox> xBox(pParent, nBits);
             xBox->EnableAutoSize(true);
@@ -1547,7 +1546,7 @@ VclPtr<vcl::Window> VclBuilder::makeObject(vcl::Window *pParent, const OString &
             connectNumericFormatterAdjustment(id, sAdjustment);
             OUString sUnit = extractUnit(sPattern);
             FieldUnit eUnit = detectMetricUnit(sUnit);
-            SAL_INFO("vcl.layout", "making metric box for " << name.getStr() << " " << sUnit.getStr());
+            SAL_INFO("vcl.layout", "making metric box for " << name << " " << sUnit);
             VclPtrInstance<MetricBox> xBox(pParent, nBits);
             xBox->EnableAutoSize(true);
             xBox->SetUnit(eUnit);
@@ -1558,7 +1557,7 @@ VclPtr<vcl::Window> VclBuilder::makeObject(vcl::Window *pParent, const OString &
         }
         else
         {
-            SAL_INFO("vcl.layout", "making numeric box for " << name.getStr());
+            SAL_INFO("vcl.layout", "making numeric box for " << name);
             connectNumericFormatterAdjustment(id, sAdjustment);
             VclPtrInstance<NumericBox> xBox(pParent, nBits);
             if (bDropdown)
@@ -1809,16 +1808,16 @@ VclPtr<vcl::Window> VclBuilder::makeObject(vcl::Window *pParent, const OString &
             }
         }
     }
-    SAL_WARN_IF(!xWindow, "vcl.layout", "probably need to implement " << name.getStr() << " or add a make" << name.getStr() << " function");
+    SAL_WARN_IF(!xWindow, "vcl.layout", "probably need to implement " << name << " or add a make" << name << " function");
     if (xWindow)
     {
         xWindow->SetHelpId(m_sHelpRoot + id);
-        SAL_INFO("vcl.layout", "for " << name.getStr() <<
+        SAL_INFO("vcl.layout", "for " << name <<
             ", created " << xWindow.get() << " child of " <<
             pParent << "(" << xWindow->mpWindowImpl->mpParent.get() << "/" <<
             xWindow->mpWindowImpl->mpRealParent.get() << "/" <<
             xWindow->mpWindowImpl->mpBorderWindow.get() << ") with helpid " <<
-            xWindow->GetHelpId().getStr());
+            xWindow->GetHelpId());
         m_aChildren.push_back(WinAndId(id, xWindow, bVertical));
     }
     return xWindow;
@@ -1885,8 +1884,7 @@ VclPtr<vcl::Window> VclBuilder::insertObject(vcl::Window *pParent, const OString
         {
             pCurrentChild->SetHelpId(m_sHelpRoot + m_sID);
             SAL_INFO("vcl.layout", "for toplevel dialog " << this << " " <<
-                rID.getStr() << ", set helpid " <<
-                pCurrentChild->GetHelpId().getStr());
+                rID << ", set helpid " << pCurrentChild->GetHelpId());
         }
         m_bToplevelParentFound = true;
     }
@@ -2418,7 +2416,7 @@ void VclBuilder::handleAtkObject(xmlreader::XmlReader &reader, const OString &rI
         if (pWindow && rKey.match("AtkObject::"))
             pWindow->set_property(rKey.copy(RTL_CONSTASCII_LENGTH("AtkObject::")), rValue);
         else
-            SAL_WARN("vcl.layout", "unhandled atk prop: " << rKey.getStr());
+            SAL_WARN("vcl.layout", "unhandled atk prop: " << rKey);
     }
 }
 
@@ -2772,7 +2770,7 @@ void VclBuilder::insertMenuObject(PopupMenu *pParent, PopupMenu *pSubMenu, const
         pParent->InsertSeparator(rID);
     }
 
-    SAL_WARN_IF(nOldCount == pParent->GetItemCount(), "vcl.layout", "probably need to implement " << rClass.getStr());
+    SAL_WARN_IF(nOldCount == pParent->GetItemCount(), "vcl.layout", "probably need to implement " << rClass);
 
     if (nOldCount != pParent->GetItemCount())
     {
@@ -2792,7 +2790,7 @@ void VclBuilder::insertMenuObject(PopupMenu *pParent, PopupMenu *pSubMenu, const
             else if (rKey == "has-default" && toBool(rValue))
                 pParent->SetSelectedEntry(nNewId);
             else
-                SAL_INFO("vcl.layout", "unhandled property: " << rKey.getStr());
+                SAL_INFO("vcl.layout", "unhandled property: " << rKey);
         }
 
         for (accelmap::iterator aI = rAccels.begin(), aEnd = rAccels.end(); aI != aEnd; ++aI)
@@ -2803,7 +2801,7 @@ void VclBuilder::insertMenuObject(PopupMenu *pParent, PopupMenu *pSubMenu, const
             if (rSignal == "activate")
                 pParent->SetAccelKey(nNewId, makeKeyCode(rValue));
             else
-                SAL_INFO("vcl.layout", "unhandled accelerator for: " << rSignal.getStr());
+                SAL_INFO("vcl.layout", "unhandled accelerator for: " << rSignal);
         }
     }
 
@@ -3107,7 +3105,7 @@ void VclBuilder::applyPackingProperty(vcl::Window *pCurrent,
             }
             else
             {
-                SAL_WARN("vcl.layout", "unknown packing: " << sKey.getStr());
+                SAL_WARN("vcl.layout", "unknown packing: " << sKey);
             }
         }
     }
@@ -3151,7 +3149,7 @@ std::vector<vcl::EnumContext::Context> VclBuilder::handleStyle(xmlreader::XmlRea
                 }
                 else
                 {
-                    SAL_WARN("vcl.layout", "unknown class: " << classStyle.getStr());
+                    SAL_WARN("vcl.layout", "unknown class: " << classStyle);
                 }
             }
         }
@@ -3510,7 +3508,7 @@ void VclBuilder::mungeAdjustment(NumericFormatter &rTarget, const Adjustment &rA
         }
         else
         {
-            SAL_INFO("vcl.layout", "unhandled property :" << rKey.getStr());
+            SAL_INFO("vcl.layout", "unhandled property :" << rKey);
         }
     }
 }
@@ -3541,7 +3539,7 @@ void VclBuilder::mungeAdjustment(TimeField &rTarget, const Adjustment &rAdjustme
         }
         else
         {
-            SAL_INFO("vcl.layout", "unhandled property :" << rKey.getStr());
+            SAL_INFO("vcl.layout", "unhandled property :" << rKey);
         }
     }
 }
@@ -3572,7 +3570,7 @@ void VclBuilder::mungeAdjustment(DateField &rTarget, const Adjustment &rAdjustme
         }
         else
         {
-            SAL_INFO("vcl.layout", "unhandled property :" << rKey.getStr());
+            SAL_INFO("vcl.layout", "unhandled property :" << rKey);
         }
     }
 }
@@ -3596,7 +3594,7 @@ void VclBuilder::mungeAdjustment(ScrollBar &rTarget, const Adjustment &rAdjustme
             rTarget.SetPageSize(rValue.toInt32());
         else
         {
-            SAL_INFO("vcl.layout", "unhandled property :" << rKey.getStr());
+            SAL_INFO("vcl.layout", "unhandled property :" << rKey);
         }
     }
 }
@@ -3620,7 +3618,7 @@ void VclBuilder::mungeAdjustment(Slider& rTarget, const Adjustment& rAdjustment)
             rTarget.SetPageSize(rValue.toInt32());
         else
         {
-            SAL_INFO("vcl.layout", "unhandled property :" << rKey.getStr());
+            SAL_INFO("vcl.layout", "unhandled property :" << rKey);
         }
     }
 }
@@ -3636,7 +3634,7 @@ void VclBuilder::mungeTextBuffer(VclMultiLineEdit &rTarget, const TextBuffer &rT
             rTarget.SetText(rValue);
         else
         {
-            SAL_INFO("vcl.layout", "unhandled property :" << rKey.getStr());
+            SAL_INFO("vcl.layout", "unhandled property :" << rKey);
         }
     }
 }
diff --git a/vcl/source/window/dialog.cxx b/vcl/source/window/dialog.cxx
index 91525b3f590c..6847fb2d5d76 100644
--- a/vcl/source/window/dialog.cxx
+++ b/vcl/source/window/dialog.cxx
@@ -766,7 +766,7 @@ bool Dialog::ImplStartExecuteModal()
     case Application::DialogCancelMode::Silent:
         SAL_INFO(
             "vcl",
-            "Dialog \"" << ImplGetDialogText(this).getStr()
+            "Dialog \"" << ImplGetDialogText(this)
                 << "\"cancelled in silent mode");
         return false;
     default: // default cannot happen
diff --git a/vcl/source/window/layout.cxx b/vcl/source/window/layout.cxx
index e73808df8e9b..010ee2a5c2f6 100644
--- a/vcl/source/window/layout.cxx
+++ b/vcl/source/window/layout.cxx
@@ -2153,7 +2153,7 @@ bool VclSizeGroup::set_property(const OString &rKey, const OUString &rValue)
     }
     else
     {
-        SAL_INFO("vcl.layout", "unhandled property: " << rKey.getStr());
+        SAL_INFO("vcl.layout", "unhandled property: " << rKey);
         return false;
     }
     return true;
diff --git a/vcl/source/window/window2.cxx b/vcl/source/window/window2.cxx
index 9c891ec309d9..0a54ea7fe31c 100644
--- a/vcl/source/window/window2.cxx
+++ b/vcl/source/window/window2.cxx
@@ -1463,7 +1463,7 @@ bool Window::set_font_attribute(const OString &rKey, const OUString &rValue)
     }
     else
     {
-        SAL_INFO("vcl.layout", "unhandled font attribute: " << rKey.getStr());
+        SAL_INFO("vcl.layout", "unhandled font attribute: " << rKey);
         return false;
     }
     return true;
@@ -1605,7 +1605,7 @@ bool Window::set_property(const OString &rKey, const OUString &rValue)
     }
     else
     {
-        SAL_INFO("vcl.layout", "unhandled property: " << rKey.getStr());
+        SAL_INFO("vcl.layout", "unhandled property: " << rKey);
         return false;
     }
     return true;
diff --git a/vcl/unx/generic/app/sm.cxx b/vcl/unx/generic/app/sm.cxx
index e33ccfd50726..be572f29a7c6 100644
--- a/vcl/unx/generic/app/sm.cxx
+++ b/vcl/unx/generic/app/sm.cxx
@@ -631,7 +631,7 @@ OString SessionManagerClient::getPreviousSessionID()
         }
     }
 
-    SAL_INFO("vcl.sm.debug", "  previous ID = " << aPrevId.getStr());
+    SAL_INFO("vcl.sm.debug", "  previous ID = " << aPrevId);
     return aPrevId;
 }
 
diff --git a/vcl/unx/generic/fontmanager/fontconfig.cxx b/vcl/unx/generic/fontmanager/fontconfig.cxx
index 4b3803231179..6b6b1442778a 100644
--- a/vcl/unx/generic/fontmanager/fontconfig.cxx
+++ b/vcl/unx/generic/fontmanager/fontconfig.cxx
@@ -276,7 +276,7 @@ namespace
         for( std::vector<lang_and_element>::const_iterator aIter = elements.begin(); aIter != aEnd; ++aIter )
         {
             const char *pLang = reinterpret_cast<const char*>(aIter->first);
-            if( rtl_str_compare( pLang, sFullMatch.getStr() ) == 0)
+            if( sFullMatch == pLang)
             {
                 // both language and country match
                 candidate = aIter->second;
@@ -288,7 +288,7 @@ namespace
                 // override candidate only if there is a full match
                 continue;
             }
-            else if( rtl_str_compare( pLang, sLangMatch.getStr()) == 0)
+            else if( sLangMatch == pLang)
             {
                 // just the language matches
                 candidate = aIter->second;
diff --git a/vcl/unx/generic/fontmanager/fontmanager.cxx b/vcl/unx/generic/fontmanager/fontmanager.cxx
index 715223809afa..84b3cfd56a89 100644
--- a/vcl/unx/generic/fontmanager/fontmanager.cxx
+++ b/vcl/unx/generic/fontmanager/fontmanager.cxx
@@ -604,7 +604,7 @@ bool PrintFontManager::analyzeSfntFile( PrintFont* pFont ) const
         if( aInfo.usubfamily )
             pFont->m_aStyleName = OUString( aInfo.usubfamily );
 
-        SAL_WARN_IF( !aInfo.psname, "vcl", "No PostScript name in font:" << aFile.getStr() );
+        SAL_WARN_IF( !aInfo.psname, "vcl", "No PostScript name in font:" << aFile );
 
         pFont->m_aPSName = aInfo.psname ?
             OUString(aInfo.psname, rtl_str_getLength(aInfo.psname), aEncoding) :
@@ -697,7 +697,7 @@ bool PrintFontManager::analyzeSfntFile( PrintFont* pFont ) const
         bSuccess = true;
     }
     else
-        SAL_WARN("vcl", "Could not OpenTTFont \"" << aFile.getStr() << "\"");
+        SAL_WARN("vcl", "Could not OpenTTFont \"" << aFile << "\"");
 
     return bSuccess;
 }
diff --git a/writerfilter/source/ooxml/OOXMLFastDocumentHandler.cxx b/writerfilter/source/ooxml/OOXMLFastDocumentHandler.cxx
index f7092dfc6761..7c027680abaa 100644
--- a/writerfilter/source/ooxml/OOXMLFastDocumentHandler.cxx
+++ b/writerfilter/source/ooxml/OOXMLFastDocumentHandler.cxx
@@ -73,10 +73,7 @@ Name
 {
 #ifdef DEBUG_WRITERFILTER
     clog << this << ":start unknown element:"
-         << OUStringToOString(Namespace, RTL_TEXTENCODING_ASCII_US).getStr()
-         << ":"
-         << OUStringToOString(Name, RTL_TEXTENCODING_ASCII_US).getStr()
-         << endl;
+         << Namespace  << ":" << Name << endl;
 #endif
 }
 
@@ -106,9 +103,7 @@ Name
 {
 #ifdef DEBUG_WRITERFILTER
     clog << this << ":end unknown element:"
-         << OUStringToOString(Namespace, RTL_TEXTENCODING_ASCII_US).getStr()
-         << ":"
-         << OUStringToOString(Name, RTL_TEXTENCODING_ASCII_US).getStr()
+         << Namespace << ":" << Name
          << endl;
 #endif
 }
@@ -158,9 +153,7 @@ Name
 {
 #ifdef DEBUG_WRITERFILTER
     clog << this << ":createUnknownChildContext:"
-         << OUStringToOString(Namespace, RTL_TEXTENCODING_ASCII_US).getStr()
-         << ":"
-         << OUStringToOString(Name, RTL_TEXTENCODING_ASCII_US).getStr()
+         << Namespace << ":"<< Name
          << endl;
 #endif
 
diff --git a/writerfilter/source/rtftok/rtfdocumentimpl.cxx b/writerfilter/source/rtftok/rtfdocumentimpl.cxx
index c49ae29af150..0d81c1986229 100644
--- a/writerfilter/source/rtftok/rtfdocumentimpl.cxx
+++ b/writerfilter/source/rtftok/rtfdocumentimpl.cxx
@@ -764,10 +764,9 @@ void RTFDocumentImpl::resolvePict(bool const bInline, uno::Reference<drawing::XS
 
         // Feed the destination text to a stream.
         OString aStr = OUStringToOString(m_aStates.top().aDestinationText.makeStringAndClear(), RTL_TEXTENCODING_ASCII_US);
-        const char* str = aStr.getStr();
         for (int i = 0; i < aStr.getLength(); ++i)
         {
-            char ch = str[i];
+            char ch = aStr[i];
             if (ch != 0x0d && ch != 0x0a && ch != 0x20)
             {
                 b = b << 4;
@@ -2184,11 +2183,10 @@ RTFError RTFDocumentImpl::popState()
         OString aStr = OUStringToOString(m_aStates.top().pDestinationText->makeStringAndClear(), aState.nCurrentEncoding);
         // decode hex dump
         OStringBuffer aBuf;
-        const char* str = aStr.getStr();
         int b = 0, count = 2;
         for (int i = 0; i < aStr.getLength(); ++i)
         {
-            char ch = str[i];
+            char ch = aStr[i];
             if (ch != 0x0d && ch != 0x0a)
             {
                 b = b << 4;
@@ -3093,10 +3091,9 @@ RTFError RTFDocumentImpl::handleEmbeddedObject()
 
     // Feed the destination text to a stream.
     OString aStr = OUStringToOString(m_aStates.top().pDestinationText->makeStringAndClear(), RTL_TEXTENCODING_ASCII_US);
-    const char* str = aStr.getStr();
     for (int i = 0; i < aStr.getLength(); ++i)
     {
-        char ch = str[i];
+        char ch = aStr[i];
         if (ch != 0x0d && ch != 0x0a)
         {
             b = b << 4;
diff --git a/writerfilter/source/rtftok/rtftokenizer.cxx b/writerfilter/source/rtftok/rtftokenizer.cxx
index e5e1087d3645..5734c8e1282e 100644
--- a/writerfilter/source/rtftok/rtftokenizer.cxx
+++ b/writerfilter/source/rtftok/rtftokenizer.cxx
@@ -282,7 +282,7 @@ RTFError RTFTokenizer::dispatchKeyword(OString& rKeyword, bool bParam, int nPara
             Strm().SeekRel(nParam);
         return RTFError::OK;
     }
-    SAL_INFO("writerfilter.rtf", OSL_THIS_FUNC << ": keyword '\\" << rKeyword.getStr() <<
+    SAL_INFO("writerfilter.rtf", OSL_THIS_FUNC << ": keyword '\\" << rKeyword <<
              "' with param? " << (bParam ? 1 : 0) <<" param val: '" << (bParam ? nParam : 0) << "'");
     RTFSymbol aSymbol;
     aSymbol.sKeyword = rKeyword.getStr();
@@ -290,7 +290,7 @@ RTFError RTFTokenizer::dispatchKeyword(OString& rKeyword, bool bParam, int nPara
     int i = low - s_aRTFControlWords.begin();
     if (low == s_aRTFControlWords.end() || aSymbol < *low)
     {
-        SAL_INFO("writerfilter.rtf", OSL_THIS_FUNC << ": unknown keyword '\\" << rKeyword.getStr() << "'");
+        SAL_INFO("writerfilter.rtf", OSL_THIS_FUNC << ": unknown keyword '\\" << rKeyword << "'");
         RTFSkipDestination aSkip(m_rImport);
         aSkip.setParsed(false);
         return RTFError::OK;
diff --git a/xmloff/source/core/xmlerror.cxx b/xmloff/source/core/xmlerror.cxx
index cf5f9642aa0c..7bc45c540a90 100644
--- a/xmloff/source/core/xmlerror.cxx
+++ b/xmloff/source/core/xmlerror.cxx
@@ -166,10 +166,7 @@ void XMLErrors::AddRecord(
         sMessage.append( "\n" );
     }
 
-    // convert to byte string and signal the error
-    OString aError(OUStringToOString(sMessage.makeStringAndClear(),
-        RTL_TEXTENCODING_ASCII_US));
-    OSL_FAIL( aError.getStr() );
+    SAL_WARN( "xmloff", sMessage.makeStringAndClear() );
 #endif
 }
 
diff --git a/xmloff/source/forms/elementimport.cxx b/xmloff/source/forms/elementimport.cxx
index 1bf17017d9c7..00f4f05b63a0 100644
--- a/xmloff/source/forms/elementimport.cxx
+++ b/xmloff/source/forms/elementimport.cxx
@@ -329,12 +329,8 @@ namespace xmloff
                 {
                     if ( !xDynamicProperties.is() )
                     {
-                    #if OSL_DEBUG_LEVEL > 0
-                        OString aMessage( "OElementImport::implApplyGenericProperties: encountered an unknown property (" );
-                        aMessage += OUStringToOString( aPropValues->Name, RTL_TEXTENCODING_ASCII_US );
-                        aMessage += "), but component is no PropertyBag!";
-                        OSL_FAIL( aMessage.getStr() );
-                    #endif
+                        SAL_WARN( "xmloff", "OElementImport::implApplyGenericProperties: encountered an unknown property ("
+                                    << aPropValues->Name << "), but component is no PropertyBag!");
                         continue;
                     }
 
diff --git a/xmloff/source/forms/propertyimport.cxx b/xmloff/source/forms/propertyimport.cxx
index c8a2161a9828..5871a19a1e0a 100644
--- a/xmloff/source/forms/propertyimport.cxx
+++ b/xmloff/source/forms/propertyimport.cxx
@@ -338,14 +338,8 @@ bool OPropertyImport::handleAttribute(sal_uInt16 /*_nNamespaceKey*/, const OUStr
     }
     if (!token::IsXMLToken(_rLocalName, token::XML_TYPE))  // xlink:type is valid but ignored for <form:form>
     {
-#if OSL_DEBUG_LEVEL > 0
-        OString sMessage( "OPropertyImport::handleAttribute: Can't handle the following:\n" );
-        sMessage += OString( "  Attribute name: " );
-        sMessage += OString( _rLocalName.getStr(), _rLocalName.getLength(), osl_getThreadTextEncoding() );
-        sMessage += OString( "\n  value: " );
-        sMessage += OString( _rValue.getStr(), _rValue.getLength(), osl_getThreadTextEncoding() );
-        OSL_FAIL( sMessage.getStr() );
-#endif
+        SAL_WARN( "xmloff", "OPropertyImport::handleAttribute: Can't handle the following:\n"
+                    "  Attribute name: " << _rLocalName << "\n  value: " << _rValue );
         return false;
     }
     return true;
diff --git a/xmloff/source/script/XMLEventExport.cxx b/xmloff/source/script/XMLEventExport.cxx
index 2e9c538ae46a..0bc2297e05db 100644
--- a/xmloff/source/script/XMLEventExport.cxx
+++ b/xmloff/source/script/XMLEventExport.cxx
@@ -138,15 +138,11 @@ void XMLEventExport::Export( Reference<XNameAccess> & rAccess,
             // now export the current event
             ExportEvent( aValues, rXmlName, bWhitespace, bStarted );
         }
-#ifdef DBG_UTIL
         else
         {
             // don't proceed further
-            OString aStr("Unknown event name:" );
-            aStr += OUStringToOString( aNames[i], RTL_TEXTENCODING_UTF8 );
-            OSL_FAIL( aStr.getStr() );
+            SAL_WARN("xmloff", "Unknown event name:" << aNames[i] );
         }
-#endif
     }
 
     // close <script:events> element (if it was opened before)
@@ -187,15 +183,11 @@ void XMLEventExport::ExportSingleEvent(
             EndElement(bUseWhitespace);
         }
     }
-#ifdef DBG_UTIL
     else
     {
         // don't proceed further
-        OString aStr("Unknown event name:" );
-        aStr += OUStringToOString( rApiEventName, RTL_TEXTENCODING_UTF8 );
-        OSL_FAIL( aStr.getStr() );
+        SAL_WARN("xmloff", "Unknown event name:" << rApiEventName );
     }
-#endif
 }
 
 
diff --git a/xmloff/source/transform/StyleOOoTContext.cxx b/xmloff/source/transform/StyleOOoTContext.cxx
index 82941b446753..29512be6af94 100644
--- a/xmloff/source/transform/StyleOOoTContext.cxx
+++ b/xmloff/source/transform/StyleOOoTContext.cxx
@@ -317,22 +317,13 @@ XMLTypedPropertiesOOoTContext_Impl
                 XML_PROP_TYPE_END==m_aPropTypes[1] ||
                 (i<MAX_PROP_TYPES && XML_PROP_TYPE_END!=m_aPropTypes[i]) ) )
     {
-        OString aTmp("Didn't find property: ");
-        const OUString& rPrefix =
-            GetTransformer().GetNamespaceMap().GetPrefixByKey( nPrefix );
-        aTmp += OString( rPrefix.getStr(), rPrefix.getLength(),
-                                RTL_TEXTENCODING_ASCII_US );
-        aTmp += OString( ':' );
-        aTmp += OString( rLocalName.getStr(), rLocalName.getLength(),
-                                RTL_TEXTENCODING_ASCII_US );
-        aTmp += OString(", assuming <style:");
-        const OUString& rName =
-            ::xmloff::token::GetXMLToken( aPropTokens[m_aPropTypes[0]] );
-        aTmp += OString( rName.getStr(), rName.getLength(),
-                                RTL_TEXTENCODING_ASCII_US );
-        aTmp += OString( '>' );
-
-        OSL_FAIL(aTmp.getStr());
+        SAL_WARN("xmloff", "Didn't find property: "
+                << GetTransformer().GetNamespaceMap().GetPrefixByKey( nPrefix )
+                << ":"
+                << rLocalName
+                << ", assuming <style:"
+                << ::xmloff::token::GetXMLToken( aPropTokens[m_aPropTypes[0]] )
+                << ">" );
     }
 #endif
 
diff --git a/xmlsecurity/source/xmlsec/nss/nssinitializer.cxx b/xmlsecurity/source/xmlsec/nss/nssinitializer.cxx
index b970b7d4cb38..44ed6971f65d 100644
--- a/xmlsecurity/source/xmlsec/nss/nssinitializer.cxx
+++ b/xmlsecurity/source/xmlsec/nss/nssinitializer.cxx
@@ -250,7 +250,7 @@ bool nsscrypto_initialize( const css::uno::Reference< css::uno::XComponentContex
 #else
     (void) rxContext;
 #endif
-    SAL_INFO("xmlsecurity.xmlsec",  "Using profile: " << sCertDir.getStr() );
+    SAL_INFO("xmlsecurity.xmlsec",  "Using profile: " << sCertDir );
 
     PR_Init( PR_USER_THREAD, PR_PRIORITY_NORMAL, 1 ) ;