catch exception by constant reference

37 files changed, 351 insertions, 351 deletions

diff --git a/desktop/source/app/app.cxx b/desktop/source/app/app.cxx
index 1c5a66ad9239..9e9f65604021 100644
--- a/desktop/source/app/app.cxx
+++ b/desktop/source/app/app.cxx
@@ -774,7 +774,7 @@ void Desktop::DeInit()
         OfficeIPCThread::DisableOfficeIPCThread();
         if( pSignalHandler )
             osl_removeSignalHandler( pSignalHandler );
-    } catch (RuntimeException&) {
+    } catch (const RuntimeException&) {
         // someone threw an exception during shutdown
         // this will leave some garbage behind..
     }
@@ -790,7 +790,7 @@ sal_Bool Desktop::QueryExit()
         utl::ConfigManager::storeConfigItems();
         RTL_LOGFILE_CONTEXT_TRACE( aLog, "<- store config items" );
     }
-    catch ( RuntimeException& )
+    catch ( const RuntimeException& )
     {
     }
 
@@ -826,7 +826,7 @@ sal_Bool Desktop::QueryExit()
             // it also looks to be threadsafe
             OfficeIPCThread::DisableOfficeIPCThread();
         }
-        catch ( RuntimeException& )
+        catch ( const RuntimeException& )
         {
         }
 
@@ -1788,14 +1788,14 @@ int Desktop::Main()
             }
         }
     }
-    catch ( com::sun::star::lang::WrappedTargetException& wte )
+    catch ( const com::sun::star::lang::WrappedTargetException& wte )
     {
         com::sun::star::uno::Exception te;
         wte.TargetException >>= te;
         FatalError( MakeStartupConfigAccessErrorMessage(wte.Message + te.Message) );
         return EXIT_FAILURE;
     }
-    catch ( com::sun::star::uno::Exception& e )
+    catch ( const com::sun::star::uno::Exception& e )
     {
         FatalError( MakeStartupErrorMessage(e.Message) );
         return EXIT_FAILURE;
@@ -1835,7 +1835,7 @@ int Desktop::Main()
                 xDesktop->addTerminateListener( new OfficeIPCThreadController );
             SetSplashScreenProgress(100);
         }
-        catch ( com::sun::star::uno::Exception& e )
+        catch ( const com::sun::star::uno::Exception& e )
         {
             FatalError( MakeStartupErrorMessage(e.Message) );
             return EXIT_FAILURE;
@@ -1971,23 +1971,23 @@ bool Desktop::InitializeConfiguration()
             comphelper::getProcessComponentContext() );
         return true;
     }
-    catch( ::com::sun::star::lang::ServiceNotRegisteredException& )
+    catch( const ::com::sun::star::lang::ServiceNotRegisteredException& )
     {
         this->HandleBootstrapErrors( Desktop::BE_UNO_SERVICE_CONFIG_MISSING );
     }
-    catch( ::com::sun::star::configuration::MissingBootstrapFileException& e )
+    catch( const ::com::sun::star::configuration::MissingBootstrapFileException& e )
     {
         OUString aMsg( CreateErrorMsgString( utl::Bootstrap::MISSING_BOOTSTRAP_FILE,
                                                 e.BootstrapFileURL ));
         HandleBootstrapPathErrors( ::utl::Bootstrap::INVALID_USER_INSTALL, aMsg );
     }
-    catch( ::com::sun::star::configuration::InvalidBootstrapFileException& e )
+    catch( const ::com::sun::star::configuration::InvalidBootstrapFileException& e )
     {
         OUString aMsg( CreateErrorMsgString( utl::Bootstrap::INVALID_BOOTSTRAP_FILE_ENTRY,
                                                 e.BootstrapFileURL ));
         HandleBootstrapPathErrors( ::utl::Bootstrap::INVALID_BASE_INSTALL, aMsg );
     }
-    catch( ::com::sun::star::configuration::InstallationIncompleteException& )
+    catch( const ::com::sun::star::configuration::InstallationIncompleteException& )
     {
         OUString aVersionFileURL;
         OUString aMsg;
@@ -1999,27 +1999,27 @@ bool Desktop::InitializeConfiguration()
 
         HandleBootstrapPathErrors( ::utl::Bootstrap::MISSING_USER_INSTALL, aMsg );
     }
-    catch ( com::sun::star::configuration::backend::BackendAccessException& exception)
+    catch ( const com::sun::star::configuration::backend::BackendAccessException& exception)
     {
         // [cm122549] It is assumed in this case that the message
         // coming from InitConfiguration (in fact CreateApplicationConf...)
         // is suitable for display directly.
         FatalError( MakeStartupErrorMessage( exception.Message ) );
     }
-    catch ( com::sun::star::configuration::backend::BackendSetupException& exception)
+    catch ( const com::sun::star::configuration::backend::BackendSetupException& exception)
     {
         // [cm122549] It is assumed in this case that the message
         // coming from InitConfiguration (in fact CreateApplicationConf...)
         // is suitable for display directly.
         FatalError( MakeStartupErrorMessage( exception.Message ) );
     }
-    catch ( ::com::sun::star::configuration::CannotLoadConfigurationException& )
+    catch ( const ::com::sun::star::configuration::CannotLoadConfigurationException& )
     {
         OUString aMsg( CreateErrorMsgString( utl::Bootstrap::INVALID_BOOTSTRAP_DATA,
                                                 OUString() ));
         HandleBootstrapPathErrors( ::utl::Bootstrap::INVALID_BASE_INSTALL, aMsg );
     }
-    catch( ::com::sun::star::uno::Exception& )
+    catch( const ::com::sun::star::uno::Exception& )
     {
         OUString aMsg( CreateErrorMsgString( utl::Bootstrap::INVALID_BOOTSTRAP_DATA,
                                                 OUString() ));
@@ -2082,7 +2082,7 @@ sal_Bool Desktop::InitializeQuickstartMode( Reference< XMultiServiceFactory >& r
         }
         return sal_True;
     }
-    catch( ::com::sun::star::uno::Exception& )
+    catch( const ::com::sun::star::uno::Exception& )
     {
         return sal_False;
     }
@@ -2215,7 +2215,7 @@ void Desktop::PreloadModuleData( const CommandLineArgs& rArgs )
                 ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("_blank")), 0, args ), UNO_QUERY_THROW );
             xDoc->close( sal_False );
         }
-        catch ( com::sun::star::uno::Exception& )
+        catch ( const com::sun::star::uno::Exception& )
         {
         }
     }
@@ -2227,7 +2227,7 @@ void Desktop::PreloadModuleData( const CommandLineArgs& rArgs )
                 ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("_blank")), 0, args ), UNO_QUERY_THROW );
             xDoc->close( sal_False );
         }
-        catch ( com::sun::star::uno::Exception& )
+        catch ( const com::sun::star::uno::Exception& )
         {
         }
     }
@@ -2239,7 +2239,7 @@ void Desktop::PreloadModuleData( const CommandLineArgs& rArgs )
                 ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("_blank")), 0, args ), UNO_QUERY_THROW );
             xDoc->close( sal_False );
         }
-        catch ( com::sun::star::uno::Exception& )
+        catch ( const com::sun::star::uno::Exception& )
         {
         }
     }
@@ -2251,7 +2251,7 @@ void Desktop::PreloadModuleData( const CommandLineArgs& rArgs )
                 ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("_blank")), 0, args ), UNO_QUERY_THROW );
             xDoc->close( sal_False );
         }
-        catch ( com::sun::star::uno::Exception& )
+        catch ( const com::sun::star::uno::Exception& )
         {
         }
     }
@@ -2284,7 +2284,7 @@ void Desktop::PreloadConfigurationData()
                 xCmdAccess->getByName( DEFINE_CONST_UNICODE( ".uno:EditGlossary" ));
             }
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
 
@@ -2295,7 +2295,7 @@ void Desktop::PreloadConfigurationData()
             if ( xCmdAccess.is() )
                 xCmdAccess->getByName( DEFINE_CONST_UNICODE( ".uno:InsertObjectStarMath" ));
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
 
@@ -2307,7 +2307,7 @@ void Desktop::PreloadConfigurationData()
             if ( xCmdAccess.is() )
                 xCmdAccess->getByName( DEFINE_CONST_UNICODE( ".uno:Polygon" ));
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
     }
@@ -2326,7 +2326,7 @@ void Desktop::PreloadConfigurationData()
             if ( xWindowAccess.is() )
                 xWindowAccess->getByName( DEFINE_CONST_UNICODE( "private:resource/toolbar/standardbar" ));
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
         try
@@ -2336,7 +2336,7 @@ void Desktop::PreloadConfigurationData()
             if ( xWindowAccess.is() )
                 xWindowAccess->getByName( DEFINE_CONST_UNICODE( "private:resource/toolbar/standardbar" ));
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
         try
@@ -2346,7 +2346,7 @@ void Desktop::PreloadConfigurationData()
             if ( xWindowAccess.is() )
                 xWindowAccess->getByName( DEFINE_CONST_UNICODE( "private:resource/toolbar/standardbar" ));
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
         try
@@ -2356,7 +2356,7 @@ void Desktop::PreloadConfigurationData()
             if ( xWindowAccess.is() )
                 xWindowAccess->getByName( DEFINE_CONST_UNICODE( "private:resource/toolbar/standardbar" ));
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
     }
@@ -2373,7 +2373,7 @@ void Desktop::PreloadConfigurationData()
         {
             aSeqSeqPropValue = xUIElementFactory->getRegisteredFactories();
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
     }
@@ -2392,7 +2392,7 @@ void Desktop::PreloadConfigurationData()
                         DEFINE_CONST_UNICODE( ".uno:CharFontName" ),
                         OUString() );
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
     }
@@ -2407,7 +2407,7 @@ void Desktop::PreloadConfigurationData()
         {
              aSeq = xNameAccess->getElementNames();
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
     }
@@ -2421,7 +2421,7 @@ void Desktop::PreloadConfigurationData()
         {
              aSeq = xNameAccess->getElementNames();
         }
-        catch ( ::com::sun::star::uno::Exception& )
+        catch ( const ::com::sun::star::uno::Exception& )
         {
         }
     }
diff --git a/desktop/source/app/appfirststart.cxx b/desktop/source/app/appfirststart.cxx
index 8adb26b76a7b..e558ecf73668 100644
--- a/desktop/source/app/appfirststart.cxx
+++ b/desktop/source/app/appfirststart.cxx
@@ -85,7 +85,7 @@ void Desktop::DoRestartActionsIfNecessary( sal_Bool bQuickStart )
                 xQuickstart->initialize( aSeq );
             }
         }
-        catch( uno::Exception& )
+        catch( const uno::Exception& )
         {
             // this is no critical operation so it should not prevent office from starting
         }
@@ -101,7 +101,7 @@ void Desktop::SetRestartState()
         xPSet->setPropertyValue( sPropName, makeAny( sal_True ) );
         Reference< util::XChangesBatch >( xPSet, UNO_QUERY_THROW )->commitChanges();
     }
-    catch( uno::Exception& )
+    catch( const uno::Exception& )
     {
         // this is no critical operation, ignore the exception
     }
diff --git a/desktop/source/app/check_ext_deps.cxx b/desktop/source/app/check_ext_deps.cxx
index 5a837d7305f7..7b3578a1eab0 100644
--- a/desktop/source/app/check_ext_deps.cxx
+++ b/desktop/source/app/check_ext_deps.cxx
@@ -258,10 +258,10 @@ static bool impl_checkDependencies( const uno::Reference< uno::XComponentContext
         xAllPackages = xExtensionManager->getAllExtensions( uno::Reference< task::XAbortChannel >(),
                                                             uno::Reference< ucb::XCommandEnvironment >() );
     }
-    catch ( deployment::DeploymentException & ) { return true; }
-    catch ( ucb::CommandFailedException & ) { return true; }
-    catch ( ucb::CommandAbortedException & ) { return true; }
-    catch ( lang::IllegalArgumentException & e ) {
+    catch ( const deployment::DeploymentException & ) { return true; }
+    catch ( const ucb::CommandFailedException & ) { return true; }
+    catch ( const ucb::CommandAbortedException & ) { return true; }
+    catch ( const lang::IllegalArgumentException & e ) {
         throw uno::RuntimeException( e.Message, e.Context );
     }
 
@@ -294,8 +294,8 @@ static bool impl_checkDependencies( const uno::Reference< uno::XComponentContext
                     else
                         bRegistered = false;
                 }
-                catch ( uno::RuntimeException & ) { throw; }
-                catch ( uno::Exception & exc) {
+                catch ( const uno::RuntimeException & ) { throw; }
+                catch (const uno::Exception & exc) {
                     (void) exc;
                     OSL_FAIL( ::rtl::OUStringToOString( exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
                 }
@@ -306,7 +306,7 @@ static bool impl_checkDependencies( const uno::Reference< uno::XComponentContext
                     try {
                         bDependenciesValid = xPackage->checkDependencies( uno::Reference< ucb::XCommandEnvironment >() );
                     }
-                    catch ( deployment::DeploymentException & ) {}
+                    catch ( const deployment::DeploymentException & ) {}
                     if ( ! bDependenciesValid )
                     {
                         return false;
diff --git a/desktop/source/app/langselect.cxx b/desktop/source/app/langselect.cxx
index 5b11e01588df..f502cc82a2ad 100644
--- a/desktop/source/app/langselect.cxx
+++ b/desktop/source/app/langselect.cxx
@@ -159,7 +159,7 @@ bool LanguageSelection::prepareLanguage()
         xLocaleProp->getPropertyValue(OUString(RTL_CONSTASCII_USTRINGPARAM("Locale"))) >>= usLocale;
             setDefaultLanguage(usLocale);
     }
-    catch (Exception&)
+    catch (const Exception&)
     {
         m_eStatus = LS_STATUS_CONFIGURATIONACCESS_BROKEN;
     }
@@ -246,11 +246,11 @@ bool LanguageSelection::prepareLanguage()
 
             bSuccess = sal_True;
         }
-        catch ( PropertyVetoException& )
+        catch ( const PropertyVetoException& )
         {
             // we are not allowed to change this
         }
-        catch (Exception& e)
+        catch (const Exception& e)
         {
             OString aMsg = OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US);
             OSL_FAIL(aMsg.getStr());
@@ -373,7 +373,7 @@ Reference< XNameAccess > LanguageSelection::getConfigAccess(const sal_Char* pPat
         xNameAccess = Reference< XNameAccess > (
             theConfigProvider->createInstanceWithArguments(
                 sAccessSrvc, theArgs ), UNO_QUERY_THROW );
-    } catch (com::sun::star::uno::Exception& e)
+    } catch (const com::sun::star::uno::Exception& e)
     {
         OString aMsg = OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US);
         OSL_FAIL(aMsg.getStr());
@@ -519,11 +519,11 @@ void LanguageSelection::resetUserLanguage()
         xProp->setPropertyValue(OUString(RTL_CONSTASCII_USTRINGPARAM("UILocale")), makeAny(OUString()));
         Reference< XChangesBatch >(xProp, UNO_QUERY_THROW)->commitChanges();
     }
-    catch ( PropertyVetoException& )
+    catch ( const PropertyVetoException& )
     {
         // we are not allowed to change this
     }
-    catch ( Exception& e)
+    catch (const Exception& e)
     {
         OString aMsg = OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US);
         OSL_FAIL(aMsg.getStr());
diff --git a/desktop/source/app/officeipcthread.cxx b/desktop/source/app/officeipcthread.cxx
index 6f819aab813d..2b03f5822718 100644
--- a/desktop/source/app/officeipcthread.cxx
+++ b/desktop/source/app/officeipcthread.cxx
@@ -699,7 +699,7 @@ void SAL_CALL OfficeIPCThread::run()
                 Parser p( aArguments );
                 aCmdLineArgs.reset( new CommandLineArgs( p ) );
             }
-            catch ( CommandLineArgs::Supplier::Exception & )
+            catch ( const CommandLineArgs::Supplier::Exception & )
             {
 #if (OSL_DEBUG_LEVEL > 1) || defined DBG_UTIL
                 fprintf( stderr, "Error in received command line arguments\n" );
diff --git a/desktop/source/app/userinstall.cxx b/desktop/source/app/userinstall.cxx
index 174d84474c5e..4815558c8808 100644
--- a/desktop/source/app/userinstall.cxx
+++ b/desktop/source/app/userinstall.cxx
@@ -267,11 +267,11 @@ namespace desktop {
             hpset->setHierarchicalPropertyValue(OUString(RTL_CONSTASCII_USTRINGPARAM("Office/ooSetupInstCompleted")), makeAny(sal_True));
             Reference< XChangesBatch >(hpset, UNO_QUERY_THROW)->commitChanges();
         }
-        catch ( PropertyVetoException& )
+        catch ( const PropertyVetoException& )
         {
             // we are not allowed to change this
         }
-        catch (Exception& e)
+        catch (const Exception& e)
         {
             OString aMsg("create_user_install(): ");
             aMsg += OUStringToOString(e.Message, RTL_TEXTENCODING_ASCII_US);
diff --git a/desktop/source/deployment/dp_log.cxx b/desktop/source/deployment/dp_log.cxx
index 079670b5c236..63ab7cb7cefe 100644
--- a/desktop/source/deployment/dp_log.cxx
+++ b/desktop/source/deployment/dp_log.cxx
@@ -85,7 +85,7 @@ void ProgressLogImpl::disposing()
             m_xLogFile.clear();
         }
     }
-    catch (Exception & exc) {
+    catch (const Exception & exc) {
         (void) exc;
         OSL_FAIL( OUStringToOString(
                         exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
@@ -149,7 +149,7 @@ void ProgressLogImpl::log_write( OString const & text )
                     text.getLength() ) );
         }
     }
-    catch (io::IOException & exc) {
+    catch (const io::IOException & exc) {
         (void) exc;
         OSL_FAIL( OUStringToOString(
                         exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
diff --git a/desktop/source/deployment/gui/dp_gui_dialog2.cxx b/desktop/source/deployment/gui/dp_gui_dialog2.cxx
index 23430b76a0c2..58e719af09f9 100644
--- a/desktop/source/deployment/gui/dp_gui_dialog2.cxx
+++ b/desktop/source/deployment/gui/dp_gui_dialog2.cxx
@@ -636,7 +636,7 @@ void DialogHelper::openWebBrowser( const OUString & sURL, const OUString &sTitle
         //throws css::lang::IllegalArgumentException, css::system::SystemShellExecuteException
         xSystemShellExecute->execute( sURL, OUString(),  SystemShellExecuteFlags::DEFAULTS );
     }
-    catch ( uno::Exception& )
+    catch ( const uno::Exception& )
     {
         uno::Any exc( ::cppu::getCaughtException() );
         OUString msg( ::comphelper::anyToString( exc ) );
@@ -976,7 +976,7 @@ uno::Sequence< OUString > ExtMgrDialog::raiseAddPicker()
         try {
             xFilterManager->appendFilter( iPos->first, iPos->second );
         }
-        catch (lang::IllegalArgumentException & exc) {
+        catch (const lang::IllegalArgumentException & exc) {
             OSL_FAIL( ::rtl::OUStringToOString(
                             exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
             (void) exc;
@@ -1002,7 +1002,7 @@ IMPL_LINK( ExtMgrDialog, HandleCancelBtn, void*, EMPTYARG )
         {
             m_xAbortChannel->sendAbort();
         }
-        catch ( uno::RuntimeException & )
+        catch ( const uno::RuntimeException & )
         {
             OSL_FAIL( "### unexpected RuntimeException!" );
         }
@@ -1451,7 +1451,7 @@ IMPL_LINK( UpdateRequiredDialog, HandleCancelBtn, void*, EMPTYARG )
         {
             m_xAbortChannel->sendAbort();
         }
-        catch ( uno::RuntimeException & )
+        catch ( const uno::RuntimeException & )
         {
             OSL_FAIL( "### unexpected RuntimeException!" );
         }
@@ -1758,8 +1758,8 @@ bool UpdateRequiredDialog::isEnabled( const uno::Reference< deployment::XPackage
         else
             bRegistered = false;
     }
-    catch ( uno::RuntimeException & ) { throw; }
-    catch ( uno::Exception & exc) {
+    catch ( const uno::RuntimeException & ) { throw; }
+    catch (const uno::Exception & exc) {
         (void) exc;
         OSL_FAIL( ::rtl::OUStringToOString( exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
         bRegistered = false;
@@ -1777,7 +1777,7 @@ bool UpdateRequiredDialog::checkDependencies( const uno::Reference< deployment::
         try {
             bDependenciesValid = xPackage->checkDependencies( uno::Reference< ucb::XCommandEnvironment >() );
         }
-        catch ( deployment::DeploymentException & ) {}
+        catch ( const deployment::DeploymentException & ) {}
         if ( ! bDependenciesValid )
         {
             return false;
diff --git a/desktop/source/deployment/gui/dp_gui_extensioncmdqueue.cxx b/desktop/source/deployment/gui/dp_gui_extensioncmdqueue.cxx
index 60b03bfac683..dfce37cb20a7 100644
--- a/desktop/source/deployment/gui/dp_gui_extensioncmdqueue.cxx
+++ b/desktop/source/deployment/gui/dp_gui_extensioncmdqueue.cxx
@@ -805,7 +805,7 @@ void ExtensionCmdQueue::Thread::execute()
                     break;
                 }
             }
-            catch ( ucb::CommandAbortedException & )
+            catch ( const ucb::CommandAbortedException & )
             {
                 //This exception is thrown when the user clicks cancel on the progressbar.
                 //Then we cancel the installation of all extensions and remove them from
@@ -817,7 +817,7 @@ void ExtensionCmdQueue::Thread::execute()
                 }
                 break;
             }
-            catch ( ucb::CommandFailedException & )
+            catch ( const ucb::CommandFailedException & )
             {
                 //This exception is thrown when a user clicked cancel in the messagebox which was
                 //startet by the interaction handler. For example the user will be asked if he/she
@@ -826,7 +826,7 @@ void ExtensionCmdQueue::Thread::execute()
                 //with installing the remaining extensions.
                 continue;
             }
-            catch ( uno::Exception & )
+            catch ( const uno::Exception & )
             {
                 //Todo display the user an error
                 //see also DialogImpl::SyncPushButton::Click()
@@ -884,7 +884,7 @@ void ExtensionCmdQueue::Thread::_addExtension( ::rtl::Reference< ProgressCmdEnv
     {
         anyTitle = ::ucbhelper::Content( rPackageURL, rCmdEnv.get() ).getPropertyValue( OUSTR("Title") );
     }
-    catch ( uno::Exception & )
+    catch ( const uno::Exception & )
     {
         return;
     }
@@ -907,12 +907,12 @@ void ExtensionCmdQueue::Thread::_addExtension( ::rtl::Reference< ProgressCmdEnv
         xExtMgr->addExtension(rPackageURL, uno::Sequence<beans::NamedValue>(),
                               rRepository, xAbortChannel, rCmdEnv.get() );
     }
-    catch ( ucb::CommandFailedException & )
+    catch ( const ucb::CommandFailedException & )
     {
         // When the extension is already installed we'll get a dialog asking if we want to overwrite. If we then press
         // cancel this exception is thrown.
     }
-    catch ( ucb::CommandAbortedException & )
+    catch ( const ucb::CommandAbortedException & )
     {
         // User clicked the cancel button
         // TODO: handle cancel
@@ -934,11 +934,11 @@ void ExtensionCmdQueue::Thread::_removeExtension( ::rtl::Reference< ProgressCmdE
     {
         xExtMgr->removeExtension( id, xPackage->getName(), xPackage->getRepositoryName(), xAbortChannel, rCmdEnv.get() );
     }
-    catch ( deployment::DeploymentException & )
+    catch ( const deployment::DeploymentException & )
     {}
-    catch ( ucb::CommandFailedException & )
+    catch ( const ucb::CommandFailedException & )
     {}
-    catch ( ucb::CommandAbortedException & )
+    catch ( const ucb::CommandAbortedException & )
     {}
 
     // Check, if there are still updates to be notified via menu bar icon
@@ -1018,7 +1018,7 @@ void ExtensionCmdQueue::Thread::_enableExtension( ::rtl::Reference< ProgressCmdE
         if ( m_pDialogHelper )
             m_pDialogHelper->updatePackageInfo( xPackage );
     }
-    catch ( ::ucb::CommandAbortedException & )
+    catch ( const ::ucb::CommandAbortedException & )
     {}
 }
 
@@ -1040,7 +1040,7 @@ void ExtensionCmdQueue::Thread::_disableExtension( ::rtl::Reference< ProgressCmd
         if ( m_pDialogHelper )
             m_pDialogHelper->updatePackageInfo( xPackage );
     }
-    catch ( ::ucb::CommandAbortedException & )
+    catch ( const ::ucb::CommandAbortedException & )
     {}
 }
 
@@ -1062,7 +1062,7 @@ void ExtensionCmdQueue::Thread::_acceptLicense( ::rtl::Reference< ProgressCmdEnv
         if ( m_pDialogHelper )
             m_pDialogHelper->updatePackageInfo( xPackage );
     }
-    catch ( ::ucb::CommandAbortedException & )
+    catch ( const ::ucb::CommandAbortedException & )
     {}
 }
 
diff --git a/desktop/source/deployment/gui/dp_gui_extlistbox.cxx b/desktop/source/deployment/gui/dp_gui_extlistbox.cxx
index 4095f62e47d3..ed2757c2e9db 100644
--- a/desktop/source/deployment/gui/dp_gui_extlistbox.cxx
+++ b/desktop/source/deployment/gui/dp_gui_extlistbox.cxx
@@ -96,8 +96,8 @@ Entry_Impl::Entry_Impl( const uno::Reference< deployment::XPackage > &xPackage,
         else if ( eState == NOT_REGISTERED )
             checkDependencies();
     }
-    catch (deployment::ExtensionRemovedException &) {}
-    catch (uno::RuntimeException &) {}
+    catch (const deployment::ExtensionRemovedException &) {}
+    catch (const uno::RuntimeException &) {}
 }
 
 //------------------------------------------------------------------------------
@@ -129,7 +129,7 @@ void Entry_Impl::checkDependencies()
     try {
         m_xPackage->checkDependencies( uno::Reference< ucb::XCommandEnvironment >() );
     }
-    catch ( deployment::DeploymentException &e )
+    catch ( const deployment::DeploymentException &e )
     {
         deployment::DependencyException depExc;
         if ( e.Cause >>= depExc )
diff --git a/desktop/source/deployment/gui/dp_gui_service.cxx b/desktop/source/deployment/gui/dp_gui_service.cxx
index 7197fe465e27..8108e74bda6c 100644
--- a/desktop/source/deployment/gui/dp_gui_service.cxx
+++ b/desktop/source/deployment/gui/dp_gui_service.cxx
@@ -171,11 +171,11 @@ ServiceImpl::ServiceImpl( Sequence<Any> const& args,
     try {
         comphelper::unwrapArgs( args, m_parent, m_view, m_unopkg );
         return;
-    } catch (css::lang::IllegalArgumentException & ) {
+    } catch ( const css::lang::IllegalArgumentException & ) {
     }
     try {
         comphelper::unwrapArgs( args, m_extensionURL);
-    } catch (css::lang::IllegalArgumentException & ) {
+    } catch ( const css::lang::IllegalArgumentException & ) {
     }
 
     ResHookProc pProc = ResMgr::GetReadStringHook();
@@ -216,7 +216,7 @@ void ServiceImpl::startExecuteModal(
         try {
             bOfficePipePresent = dp_misc::office_is_running();
         }
-        catch (Exception & exc) {
+        catch (const Exception & exc) {
             if (bAppUp) {
                 const SolarMutexGuard guard;
                 std::auto_ptr<ErrorBox> box(
diff --git a/desktop/source/deployment/gui/dp_gui_theextmgr.cxx b/desktop/source/deployment/gui/dp_gui_theextmgr.cxx
index aed5ee5c5637..322e9e847048 100644
--- a/desktop/source/deployment/gui/dp_gui_theextmgr.cxx
+++ b/desktop/source/deployment/gui/dp_gui_theextmgr.cxx
@@ -95,7 +95,7 @@ TheExtensionManager::TheExtensionManager( Window *pParent,
         uno::Any value = xNameAccessRepositories->getByName( OUSTR( "WebsiteLink" ) );
         m_sGetExtensionsURL = value.get< OUString > ();
      }
-    catch ( uno::Exception& )
+    catch ( const uno::Exception& )
     {}
 
     if ( dp_misc::office_is_running() )
@@ -210,13 +210,13 @@ bool TheExtensionManager::checkUpdates( bool /* bShowUpdateOnly */, bool /*bPare
     try {
         xAllPackages = m_xExtensionManager->getAllExtensions( uno::Reference< task::XAbortChannel >(),
                                                               uno::Reference< ucb::XCommandEnvironment >() );
-    } catch ( deployment::DeploymentException & ) {
+    } catch ( const deployment::DeploymentException & ) {
         return false;
-    } catch ( ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         return false;
-    } catch ( ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         return false;
-    } catch ( lang::IllegalArgumentException & e ) {
+    } catch ( const lang::IllegalArgumentException & e ) {
         throw uno::RuntimeException( e.Message, e.Context );
     }
 
@@ -292,13 +292,13 @@ void TheExtensionManager::createPackageList()
     try {
         xAllPackages = m_xExtensionManager->getAllExtensions( uno::Reference< task::XAbortChannel >(),
                                                               uno::Reference< ucb::XCommandEnvironment >() );
-    } catch ( deployment::DeploymentException & ) {
+    } catch ( const deployment::DeploymentException & ) {
         return;
-    } catch ( ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         return;
-    } catch ( ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         return;
-    } catch ( lang::IllegalArgumentException & e ) {
+    } catch ( const lang::IllegalArgumentException & e ) {
         throw uno::RuntimeException( e.Message, e.Context );
     }
 
@@ -352,10 +352,10 @@ PackageState TheExtensionManager::getPackageState( const uno::Reference< deploym
         else
             return NOT_AVAILABLE;
     }
-    catch ( uno::RuntimeException & ) {
+    catch ( const uno::RuntimeException & ) {
         throw;
     }
-    catch ( uno::Exception & exc) {
+    catch (const uno::Exception & exc) {
         (void) exc;
         OSL_FAIL( ::rtl::OUStringToOString( exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
         return NOT_AVAILABLE;
diff --git a/desktop/source/deployment/gui/dp_gui_updatedialog.cxx b/desktop/source/deployment/gui/dp_gui_updatedialog.cxx
index a61e663cfdca..b8dabbb63493 100644
--- a/desktop/source/deployment/gui/dp_gui_updatedialog.cxx
+++ b/desktop/source/deployment/gui/dp_gui_updatedialog.cxx
@@ -348,10 +348,10 @@ void UpdateDialog::Thread::execute()
             extensions = extMgr->getExtensionsWithSameIdentifier(
                 dp_misc::getIdentifier(info.extension), info.extension->getName(),
                 uno::Reference<ucb::XCommandEnvironment>());
-        } catch (lang::IllegalArgumentException& ) {
+        } catch ( const lang::IllegalArgumentException& ) {
             OSL_ASSERT(0);
             continue;
-        } catch (css::ucb::CommandFailedException& ) {
+        } catch ( const css::ucb::CommandFailedException& ) {
             OSL_ASSERT(0);
             continue;
         }
@@ -573,9 +573,9 @@ UpdateDialog::UpdateDialog(
                      RTL_CONSTASCII_USTRINGPARAM("com.sun.star.awt.Toolkit")),
                  m_context)),
             uno::UNO_QUERY_THROW);
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
-    } catch (uno::Exception & e) {
+    } catch (const uno::Exception & e) {
         throw uno::RuntimeException(e.Message, e.Context);
     }
     m_updates.SetSelectHdl(LINK(this, UpdateDialog, selectionHandler));
@@ -1427,7 +1427,7 @@ IMPL_LINK( UpdateDialog, hyperlink_clicked, svt::FixedHyperlink*, pHyperlink )
         xSystemShellExecute->execute(
                                      sURL, ::rtl::OUString(), com::sun::star::system::SystemShellExecuteFlags::DEFAULTS);
     }
-    catch (uno::Exception& )
+    catch ( const uno::Exception& )
     {
     }
 
diff --git a/desktop/source/deployment/gui/dp_gui_updateinstalldialog.cxx b/desktop/source/deployment/gui/dp_gui_updateinstalldialog.cxx
index e262a1c3915a..6df09e0317e9 100644
--- a/desktop/source/deployment/gui/dp_gui_updateinstalldialog.cxx
+++ b/desktop/source/deployment/gui/dp_gui_updateinstalldialog.cxx
@@ -367,7 +367,7 @@ void UpdateInstallDialog::Thread::downloadExtensions()
         try
         {
             dp_misc::create_folder(0, destFolder, m_updateCmdEnv.get(), true );
-        } catch (cssu::Exception & e)
+        } catch (const cssu::Exception & e)
         {
             throw cssu::Exception(e.Message + OUSTR(" No extensions will be installed."), 0);
         }
@@ -446,7 +446,7 @@ void UpdateInstallDialog::Thread::downloadExtensions()
 
         }
     }
-    catch (cssu::Exception & e)
+    catch (const cssu::Exception & e)
     {
         SolarMutexGuard g;
         if (m_stop) {
diff --git a/desktop/source/deployment/manager/dp_extensionmanager.cxx b/desktop/source/deployment/manager/dp_extensionmanager.cxx
index 44fa2653b373..a5082dafdab9 100644
--- a/desktop/source/deployment/manager/dp_extensionmanager.cxx
+++ b/desktop/source/deployment/manager/dp_extensionmanager.cxx
@@ -301,7 +301,7 @@ void ExtensionManager::addExtensionsToMap(
             xPackage = lRepos[i]->getDeployedPackage(
                 identifier, fileName, Reference<ucb::XCommandEnvironment>());
         }
-        catch(lang::IllegalArgumentException &)
+        catch(const lang::IllegalArgumentException &)
         {
             // thrown if the extension does not exist in this repository
         }
@@ -343,15 +343,15 @@ ExtensionManager::getExtensionsWithSameIdentifier(
             ::std::list<Reference<deploy::XPackage> >
             > (listExtensions);
     }
-    catch (deploy::DeploymentException & )
+    catch ( const deploy::DeploymentException & )
     {
         throw;
     }
-    catch ( ucb::CommandFailedException & )
+    catch ( const ucb::CommandFailedException & )
     {
         throw;
     }
-    catch (lang::IllegalArgumentException &)
+    catch (const lang::IllegalArgumentException &)
     {
         throw;
     }
@@ -371,7 +371,7 @@ bool ExtensionManager::isUserDisabled(
 
     try {
         listExtensions = getExtensionsWithSameId(identifier, fileName);
-    } catch (lang::IllegalArgumentException & ) {
+    } catch ( const lang::IllegalArgumentException & ) {
     }
     OSL_ASSERT(listExtensions.size() == 3);
 
@@ -426,7 +426,7 @@ void ExtensionManager::activateExtension(
     ::std::list<Reference<deploy::XPackage> > listExtensions;
     try {
         listExtensions = getExtensionsWithSameId(identifier, fileName);
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
     }
     OSL_ASSERT(listExtensions.size() == 3);
 
@@ -558,7 +558,7 @@ bool ExtensionManager::doChecksForAddExtension(
                 sIdentifier, sFileName, xCmdEnv);
             out_existingExtension = xOldExtension;
         }
-        catch (lang::IllegalArgumentException &)
+        catch (const lang::IllegalArgumentException &)
         {
         }
         bool bCanInstall = false;
@@ -605,17 +605,17 @@ bool ExtensionManager::doChecksForAddExtension(
 
         return bCanInstall;
     }
-    catch (deploy::DeploymentException& ) {
+    catch ( const deploy::DeploymentException& ) {
         throw;
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         throw;
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         throw;
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         throw;
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
-    } catch (uno::Exception &) {
+    } catch (const uno::Exception &) {
         uno::Any excOccurred = ::cppu::getCaughtException();
         deploy::DeploymentException exc(
             OUSTR("Extension Manager: exception in doChecksForAddExtension"),
@@ -713,7 +713,7 @@ Reference<deploy::XPackage> ExtensionManager::addExtension(
                         xTmpExtension = xExtensionBackup;
                         OSL_ASSERT(xTmpExtension.is());
                     }
-                    catch (lang::DisposedException &)
+                    catch (const lang::DisposedException &)
                     {
                         //Another thread might have removed the extension meanwhile
                     }
@@ -761,15 +761,15 @@ Reference<deploy::XPackage> ExtensionManager::addExtension(
                             static_cast<OWeakObject*>(this), uno::Any());
                 }
             }
-            catch (deploy::DeploymentException& ) {
+            catch ( const deploy::DeploymentException& ) {
                 excOccurred2 = ::cppu::getCaughtException();
-            } catch (ucb::CommandFailedException & ) {
+            } catch ( const ucb::CommandFailedException & ) {
                 excOccurred2 = ::cppu::getCaughtException();
-            } catch (ucb::CommandAbortedException & ) {
+            } catch ( const ucb::CommandAbortedException & ) {
                 excOccurred2 = ::cppu::getCaughtException();
-            } catch (lang::IllegalArgumentException &) {
+            } catch (const lang::IllegalArgumentException &) {
                 excOccurred2 = ::cppu::getCaughtException();
-            } catch (uno::RuntimeException &) {
+            } catch (const uno::RuntimeException &) {
                 excOccurred2 = ::cppu::getCaughtException();
             } catch (...) {
                 excOccurred2 = ::cppu::getCaughtException();
@@ -811,17 +811,17 @@ Reference<deploy::XPackage> ExtensionManager::addExtension(
     {
         fireModified();
 
-    }catch (deploy::DeploymentException& ) {
+    }catch ( const deploy::DeploymentException& ) {
         throw;
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         throw;
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         throw;
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         throw;
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
-    } catch (uno::Exception &) {
+    } catch (const uno::Exception &) {
         uno::Any excOccurred = ::cppu::getCaughtException();
         deploy::DeploymentException exc(
             OUSTR("Extension Manager: exception in doChecksForAddExtension"),
@@ -881,15 +881,15 @@ void ExtensionManager::removeExtension(
                           xAbortChannel, xCmdEnv);
         fireModified();
     }
-    catch (deploy::DeploymentException& ) {
+    catch ( const deploy::DeploymentException& ) {
         excOccurred1 = ::cppu::getCaughtException();
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         excOccurred1 = ::cppu::getCaughtException();
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         excOccurred1 = ::cppu::getCaughtException();
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         excOccurred1 = ::cppu::getCaughtException();
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         excOccurred1 = ::cppu::getCaughtException();
     } catch (...) {
         excOccurred1 = ::cppu::getCaughtException();
@@ -967,15 +967,15 @@ void ExtensionManager::enableExtension(
                           extension->getName(), false, false,
                           xAbortChannel, xCmdEnv);
     }
-    catch (deploy::DeploymentException& ) {
+    catch ( const deploy::DeploymentException& ) {
         excOccurred = ::cppu::getCaughtException();
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         excOccurred = ::cppu::getCaughtException();
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         excOccurred = ::cppu::getCaughtException();
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         excOccurred = ::cppu::getCaughtException();
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         excOccurred = ::cppu::getCaughtException();
     } catch (...) {
         excOccurred = ::cppu::getCaughtException();
@@ -1032,15 +1032,15 @@ sal_Int32 ExtensionManager::checkPrerequisitesAndEnable(
                           xAbortChannel, xCmdEnv);
         return ret;
     }
-    catch (deploy::DeploymentException& ) {
+    catch ( const deploy::DeploymentException& ) {
         throw;
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         throw;
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         throw;
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         throw;
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
     } catch (...) {
         uno::Any excOccurred = ::cppu::getCaughtException();
@@ -1080,15 +1080,15 @@ void ExtensionManager::disableExtension(
         activateExtension(id, extension->getName(), true, false,
                           xAbortChannel, xCmdEnv);
     }
-    catch (deploy::DeploymentException& ) {
+    catch ( const deploy::DeploymentException& ) {
         excOccurred = ::cppu::getCaughtException();
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         excOccurred = ::cppu::getCaughtException();
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         excOccurred = ::cppu::getCaughtException();
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         excOccurred = ::cppu::getCaughtException();
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         excOccurred = ::cppu::getCaughtException();
     } catch (...) {
         excOccurred = ::cppu::getCaughtException();
@@ -1187,15 +1187,15 @@ uno::Sequence< uno::Sequence<Reference<deploy::XPackage> > >
         }
         return seqSeq;
 
-    } catch (deploy::DeploymentException& ) {
+    } catch ( const deploy::DeploymentException& ) {
         throw;
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         throw;
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         throw;
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         throw;
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
     } catch (...) {
         uno::Any exc = ::cppu::getCaughtException();
@@ -1236,19 +1236,19 @@ void ExtensionManager::reinstallDeployedExtensions(
                 OSL_ASSERT(id.getLength());
                 activateExtension(id, fileName, false, true, xAbortChannel, xCmdEnv );
             }
-            catch (lang::DisposedException &)
+            catch (const lang::DisposedException &)
             {
             }
         }
-    } catch (deploy::DeploymentException& ) {
+    } catch ( const deploy::DeploymentException& ) {
         throw;
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         throw;
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         throw;
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         throw;
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
     } catch (...) {
         uno::Any exc = ::cppu::getCaughtException();
@@ -1298,15 +1298,15 @@ void ExtensionManager::synchronizeBundledPrereg(
                                      "$BUNDLED_EXTENSIONS_PREREG/lastsynchronized"));
         writeLastModified(lastSyncBundled, xCmdEnv);
 
-    } catch (deploy::DeploymentException& ) {
+    } catch ( const deploy::DeploymentException& ) {
         throw;
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         throw;
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         throw;
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         throw;
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
     } catch (...) {
         uno::Any exc = ::cppu::getCaughtException();
@@ -1375,15 +1375,15 @@ sal_Bool ExtensionManager::synchronize(
                                     "$SHARED_EXTENSIONS_USER/lastsynchronized"));
         writeLastModified(lastSyncShared, xCmdEnv);
         return bModified;
-    } catch (deploy::DeploymentException& ) {
+    } catch ( const deploy::DeploymentException& ) {
         throw;
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         throw;
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         throw;
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         throw;
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
     } catch (...) {
         uno::Any exc = ::cppu::getCaughtException();
@@ -1520,7 +1520,7 @@ bool singleton_entries(
         xKey->setStringValue( serviceDecl.getSupportedServiceNames()[0] );
         return true;
     }
-    catch (registry::InvalidRegistryException & exc) {
+    catch (const registry::InvalidRegistryException & exc) {
         (void) exc; // avoid warnings
         OSL_FAIL( ::rtl::OUStringToOString(
                         exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
diff --git a/desktop/source/deployment/manager/dp_manager.cxx b/desktop/source/deployment/manager/dp_manager.cxx
index 62f27b22c7fe..508d6bb45707 100644
--- a/desktop/source/deployment/manager/dp_manager.cxx
+++ b/desktop/source/deployment/manager/dp_manager.cxx
@@ -428,7 +428,7 @@ Reference<deployment::XPackageManager> PackageManagerImpl::create(
                 that->m_readOnly = false;
                 erase_path( stampURL, xCmdEnv );
             }
-            catch (RuntimeException &) {
+            catch (const RuntimeException &) {
                 try {
                     erase_path( stampURL, xCmdEnv );
                 } catch (...)
@@ -436,7 +436,7 @@ Reference<deployment::XPackageManager> PackageManagerImpl::create(
                 }
                 throw;
             }
-            catch (Exception &) {
+            catch (const Exception &) {
                 that->m_readOnly = true;
             }
         }
@@ -460,10 +460,10 @@ Reference<deployment::XPackageManager> PackageManagerImpl::create(
         return xPackageManager;
 
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         ::rtl::OUStringBuffer buf;
         buf.appendAscii( RTL_CONSTASCII_STRINGPARAM("[context=\"") );
@@ -508,10 +508,10 @@ void PackageManagerImpl::disposing()
         t_pm_helper::disposing();
 
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         throw lang::WrappedTargetRuntimeException(
             OUSTR("caught unexpected exception while disposing..."),
@@ -599,7 +599,7 @@ OUString PackageManagerImpl::detectMediaType(
         try {
             ucbContent.getPropertyValue( OUSTR("MediaType") ) >>= mediaType;
         }
-        catch (beans::UnknownPropertyException &) {
+        catch (const beans::UnknownPropertyException &) {
         }
         OSL_ENSURE( mediaType.getLength() > 0, "### no media-type?!" );
     }
@@ -615,7 +615,7 @@ OUString PackageManagerImpl::detectMediaType(
             if (xPackageType.is())
                 mediaType = xPackageType->getMediaType();
         }
-        catch (lang::IllegalArgumentException & exc) {
+        catch (const lang::IllegalArgumentException & exc) {
             if (throw_exc)
                 throw;
             (void) exc;
@@ -813,7 +813,7 @@ Reference<deployment::XPackage> PackageManagerImpl::addPackage(
             try {
                 docFolderContent.executeCommand( OUSTR("flush"), Any() );
             }
-            catch (UnsupportedCommandException &) {
+            catch (const UnsupportedCommandException &) {
             }
         }
         ActivePackages::Data dbData;
@@ -861,22 +861,22 @@ Reference<deployment::XPackage> PackageManagerImpl::addPackage(
         }
         return xPackage;
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (CommandFailedException & exc) {
+    catch (const CommandFailedException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (CommandAbortedException & exc) {
+    catch (const CommandAbortedException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (deployment::DeploymentException & exc) {
+    catch (const deployment::DeploymentException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         logIntern( exc );
         throw deployment::DeploymentException(
@@ -964,25 +964,25 @@ void PackageManagerImpl::removePackage(
 
         fireModified();
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (lang::IllegalArgumentException &) {
+    catch (const lang::IllegalArgumentException &) {
         throw;
     }
-    catch (CommandFailedException & exc) {
+    catch (const CommandFailedException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (CommandAbortedException & exc) {
+    catch (const CommandAbortedException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (deployment::DeploymentException & exc) {
+    catch (const deployment::DeploymentException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         logIntern( exc );
         throw deployment::DeploymentException(
@@ -1056,7 +1056,7 @@ Reference<deployment::XPackage> PackageManagerImpl::getDeployedPackage_(
                 getDeployPath( data ), data.mediaType, false, OUString(), xCmdEnv );
         }
     }
-    catch (deployment::InvalidRemovedParameterException& e)
+    catch (const deployment::InvalidRemovedParameterException& e)
     {
         xExtension = e.Extension;
     }
@@ -1083,13 +1083,13 @@ PackageManagerImpl::getDeployedPackages_(
                     true /* xxx todo: think of GUI:
                             ignore other platforms than the current one */ ) );
         }
-        catch (lang::IllegalArgumentException & exc) {
+        catch (const lang::IllegalArgumentException & exc) {
             // ignore
             (void) exc; // avoid warnings
             OSL_FAIL( ::rtl::OUStringToOString(
                             exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
         }
-        catch (deployment::DeploymentException& exc) {
+        catch (const deployment::DeploymentException& exc) {
             // ignore
             (void) exc; // avoid warnings
             OSL_FAIL( ::rtl::OUStringToOString(
@@ -1117,22 +1117,22 @@ Reference<deployment::XPackage> PackageManagerImpl::getDeployedPackage(
         const ::osl::MutexGuard guard( getMutex() );
         return getDeployedPackage_( id, fileName, xCmdEnv );
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (CommandFailedException & exc) {
+    catch (const CommandFailedException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (lang::IllegalArgumentException & exc) {
+    catch (const lang::IllegalArgumentException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (deployment::DeploymentException & exc) {
+    catch (const deployment::DeploymentException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         logIntern( exc );
         throw deployment::DeploymentException(
@@ -1162,22 +1162,22 @@ PackageManagerImpl::getDeployedPackages(
         const ::osl::MutexGuard guard( getMutex() );
         return getDeployedPackages_( xCmdEnv );
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (CommandFailedException & exc) {
+    catch (const CommandFailedException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (CommandAbortedException & exc) {
+    catch (const CommandAbortedException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (deployment::DeploymentException & exc) {
+    catch (const deployment::DeploymentException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         logIntern( exc );
         throw deployment::DeploymentException(
@@ -1226,22 +1226,22 @@ void PackageManagerImpl::reinstallDeployedPackages(
 
         //registering is done by the ExtensionManager service.
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (CommandFailedException & exc) {
+    catch (const CommandFailedException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (CommandAbortedException & exc) {
+    catch (const CommandAbortedException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (deployment::DeploymentException & exc) {
+    catch (const deployment::DeploymentException & exc) {
         logIntern( Any(exc) );
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         logIntern( exc );
         throw deployment::DeploymentException(
@@ -1338,7 +1338,7 @@ bool PackageManagerImpl::synchronizeRemovedExtensions(
                 bModified |= true;
             }
         }
-        catch( uno::Exception & )
+        catch( const uno::Exception & )
         {
             OSL_ASSERT(0);
         }
@@ -1467,7 +1467,7 @@ bool PackageManagerImpl::synchronizeAddedExtensions(
                 }
             }
         }
-        catch (uno::Exception &)
+        catch (const uno::Exception &)
         {
             OSL_ASSERT(0);
         }
@@ -1533,11 +1533,11 @@ Sequence< Reference<deployment::XPackage> > PackageManagerImpl::getExtensionsWit
         }
         return ::comphelper::containerToSequence(vec);
     }
-    catch (deployment::DeploymentException &)
+    catch (const deployment::DeploymentException &)
     {
         throw;
     }
-    catch (RuntimeException&)
+    catch (const RuntimeException&)
     {
         throw;
     }
@@ -1597,15 +1597,15 @@ sal_Int32 PackageManagerImpl::checkPrerequisites(
         }
         return 0;
     }
-    catch (deployment::DeploymentException& ) {
+    catch ( const deployment::DeploymentException& ) {
         throw;
-    } catch (ucb::CommandFailedException & ) {
+    } catch ( const ucb::CommandFailedException & ) {
         throw;
-    } catch (ucb::CommandAbortedException & ) {
+    } catch ( const ucb::CommandAbortedException & ) {
         throw;
-    } catch (lang::IllegalArgumentException &) {
+    } catch (const lang::IllegalArgumentException &) {
         throw;
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
     } catch (...) {
         uno::Any excOccurred = ::cppu::getCaughtException();
diff --git a/desktop/source/deployment/manager/dp_managerfac.cxx b/desktop/source/deployment/manager/dp_managerfac.cxx
index 7307dc6ba1bc..2bd2fa74a0b5 100644
--- a/desktop/source/deployment/manager/dp_managerfac.cxx
+++ b/desktop/source/deployment/manager/dp_managerfac.cxx
@@ -95,7 +95,7 @@ bool singleton_entries(
         xKey->setStringValue( serviceDecl.getSupportedServiceNames()[0] );
         return true;
     }
-    catch (registry::InvalidRegistryException & exc) {
+    catch (const registry::InvalidRegistryException & exc) {
         (void) exc; // avoid warnings
         OSL_FAIL( ::rtl::OUStringToOString(
                         exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
diff --git a/desktop/source/deployment/misc/dp_descriptioninfoset.cxx b/desktop/source/deployment/misc/dp_descriptioninfoset.cxx
index 17f0b0d58fd2..ec774ad0511d 100644
--- a/desktop/source/deployment/misc/dp_descriptioninfoset.cxx
+++ b/desktop/source/deployment/misc/dp_descriptioninfoset.cxx
@@ -106,7 +106,7 @@ css::uno::Reference< css::xml::dom::XNode > EmptyNodeList::item(::sal_Int32)
     OSL_ASSERT(node.is());
     try {
         return node->getNodeValue();
-    } catch (css::xml::dom::DOMException & e) {
+    } catch (const css::xml::dom::DOMException & e) {
         throw css::uno::RuntimeException(
             (::rtl::OUString(
                 RTL_CONSTASCII_USTRINGPARAM(
@@ -209,7 +209,7 @@ ExtensionDescription::ExtensionDescription(
         {   //throws com.sun.star.ucb.InteractiveAugmentedIOException
             xIn = descContent.openStream();
         }
-        catch (css::uno::Exception& )
+        catch ( const css::uno::Exception& )
         {
             if ( ! static_cast<FileDoesNotExistFilter*>(xFilter.get())->exist())
                 throw NoDescriptionException();
@@ -265,11 +265,11 @@ ExtensionDescription::ExtensionDescription(
         {
             throw css::uno::Exception(sDescriptionUri + OUSTR(" contains a root element with an unsupported namespace. "), 0);
         }
-    } catch (css::uno::RuntimeException &) {
+    } catch (const css::uno::RuntimeException &) {
         throw;
-    } catch (css::deployment::DeploymentException &) {
+    } catch (const css::deployment::DeploymentException &) {
         throw;
-    } catch (css::uno::Exception & e) {
+    } catch (const css::uno::Exception & e) {
         css::uno::Any a(cppu::getCaughtException());
         throw css::deployment::DeploymentException(
             e.Message, Reference< css::uno::XInterface >(), a);
@@ -349,8 +349,8 @@ DescriptionInfoset getDescriptionInfoset(OUString const & sExtensionFolderURL)
                 context, sExtensionFolderURL,
                 Reference< css::ucb::XCommandEnvironment >()).
             getRootElement();
-    } catch (NoDescriptionException &) {
-    } catch (css::deployment::DeploymentException & e) {
+    } catch (const NoDescriptionException &) {
+    } catch (const css::deployment::DeploymentException & e) {
         throw css::uno::RuntimeException(
             (OUString(
                 RTL_CONSTASCII_USTRINGPARAM(
@@ -398,7 +398,7 @@ DescriptionInfoset::~DescriptionInfoset() {}
     if (m_element.is()) {
         try {
             n = m_xpath->selectSingleNode(m_element, expression);
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
     }
@@ -456,7 +456,7 @@ DescriptionInfoset::getDependencies() const {
         try {
             return m_xpath->selectNodeList(m_element, ::rtl::OUString(
                         RTL_CONSTASCII_USTRINGPARAM("desc:dependencies/*")));
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
     }
@@ -517,7 +517,7 @@ DescriptionInfoset::getUpdateDownloadUrls() const
     if (m_element.is()) {
         try {
             n = m_xpath->selectSingleNode(m_element, expression);
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
     }
@@ -533,7 +533,7 @@ css::uno::Sequence< ::rtl::OUString > DescriptionInfoset::getUrls(
     if (m_element.is()) {
         try {
             ns = m_xpath->selectNodeList(m_element, expression);
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
     }
@@ -557,7 +557,7 @@ css::uno::Sequence< ::rtl::OUString > DescriptionInfoset::getUrls(
         css::uno::Reference< css::xml::dom::XNode > xPathName;
         try {
             xPathName = m_xpath->selectSingleNode(node, exp1);
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
         OSL_ASSERT(xPathName.is());
@@ -568,7 +568,7 @@ css::uno::Sequence< ::rtl::OUString > DescriptionInfoset::getUrls(
         css::uno::Reference< css::xml::dom::XNode > xURL;
         try {
             xURL = m_xpath->selectSingleNode(node, exp2);
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
         OSL_ASSERT(xURL.is());
@@ -594,7 +594,7 @@ css::uno::Sequence< ::rtl::OUString > DescriptionInfoset::getUrls(
         css::uno::Reference< css::xml::dom::XNode > xtext;
         try {
             xtext = m_xpath->selectSingleNode(node, exp);
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
         if (xtext.is())
@@ -620,7 +620,7 @@ DescriptionInfoset::getSimpleLicenseAttributes() const
             n = m_xpath->selectSingleNode(m_element,
                 ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM(
                 "/desc:description/desc:registration/desc:simple-license/@accept-by")));
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
         if (n.is())
@@ -669,7 +669,7 @@ DescriptionInfoset::getLocalizedChild( const ::rtl::OUString & sParent) const
     css::uno::Reference< css::xml::dom::XNode > xParent;
     try {
         xParent = m_xpath->selectSingleNode(m_element, sParent);
-    } catch (css::xml::xpath::XPathException &) {
+    } catch (const css::xml::xpath::XPathException &) {
         // ignore
     }
     css::uno::Reference<css::xml::dom::XNode> nodeMatch;
@@ -706,7 +706,7 @@ DescriptionInfoset::matchFullLocale(css::uno::Reference< css::xml::dom::XNode >
         ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("\"]")));
     try {
         return m_xpath->selectSingleNode(xParent, exp1);
-    } catch (css::xml::xpath::XPathException &) {
+    } catch (const css::xml::xpath::XPathException &) {
         // ignore
         return 0;
     }
@@ -731,7 +731,7 @@ DescriptionInfoset::matchCountryAndLanguage(
             ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("\"]")));
         try {
             nodeMatch = m_xpath->selectSingleNode(xParent, exp1);
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
 
@@ -745,7 +745,7 @@ DescriptionInfoset::matchCountryAndLanguage(
                 ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("-\")]")));
             try {
                 nodeMatch = m_xpath->selectSingleNode(xParent, exp2);
-            } catch (css::xml::xpath::XPathException &) {
+            } catch (const css::xml::xpath::XPathException &) {
                 // ignore
             }
         }
@@ -769,7 +769,7 @@ DescriptionInfoset::matchLanguage(
         + ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("\"]")));
     try {
         nodeMatch = m_xpath->selectSingleNode(xParent, exp1);
-    } catch (css::xml::xpath::XPathException &) {
+    } catch (const css::xml::xpath::XPathException &) {
         // ignore
     }
 
@@ -783,7 +783,7 @@ DescriptionInfoset::matchLanguage(
             + ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("-\")]")));
         try {
             nodeMatch = m_xpath->selectSingleNode(xParent, exp2);
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
     }
@@ -801,7 +801,7 @@ DescriptionInfoset::getChildWithDefaultLocale(css::uno::Reference< css::xml::dom
         try {
             nodeDefault = m_xpath->selectSingleNode(xParent, ::rtl::OUString(
                 RTL_CONSTASCII_USTRINGPARAM("@default-license-id")));
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
         if (nodeDefault.is())
@@ -813,7 +813,7 @@ DescriptionInfoset::getChildWithDefaultLocale(css::uno::Reference< css::xml::dom
                 + ::rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("\"]")));
             try {
                 return m_xpath->selectSingleNode(xParent, exp1);
-            } catch (css::xml::xpath::XPathException &) {
+            } catch (const css::xml::xpath::XPathException &) {
                 // ignore
             }
         }
@@ -822,7 +822,7 @@ DescriptionInfoset::getChildWithDefaultLocale(css::uno::Reference< css::xml::dom
     const ::rtl::OUString exp2(RTL_CONSTASCII_USTRINGPARAM("*[1]"));
     try {
         return m_xpath->selectSingleNode(xParent, exp2);
-    } catch (css::xml::xpath::XPathException &) {
+    } catch (const css::xml::xpath::XPathException &) {
         // ignore
         return 0;
     }
@@ -844,7 +844,7 @@ DescriptionInfoset::getChildWithDefaultLocale(css::uno::Reference< css::xml::dom
         css::uno::Reference< css::xml::dom::XNode > xURL;
         try {
             xURL = m_xpath->selectSingleNode(node, exp);
-        } catch (css::xml::xpath::XPathException &) {
+        } catch (const css::xml::xpath::XPathException &) {
             // ignore
         }
         OSL_ASSERT(xURL.is());
diff --git a/desktop/source/deployment/misc/dp_misc.cxx b/desktop/source/deployment/misc/dp_misc.cxx
index f30869074ffa..75686187cb1e 100644
--- a/desktop/source/deployment/misc/dp_misc.cxx
+++ b/desktop/source/deployment/misc/dp_misc.cxx
@@ -478,7 +478,7 @@ Reference<XInterface> resolveUnoURL(
         try {
             return xUnoUrlResolver->resolve( connectString );
         }
-        catch (connection::NoConnectException &) {
+        catch (const connection::NoConnectException &) {
             TimeValue tv = { 0 /* secs */, 500000000 /* nanosecs */ };
             ::osl::Thread::wait( tv );
         }
diff --git a/desktop/source/deployment/misc/dp_ucb.cxx b/desktop/source/deployment/misc/dp_ucb.cxx
index 4a4e4c471e05..da07a772979c 100644
--- a/desktop/source/deployment/misc/dp_ucb.cxx
+++ b/desktop/source/deployment/misc/dp_ucb.cxx
@@ -79,10 +79,10 @@ bool create_ucb_content(
         }
         return true;
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         if (throw_exc)
             throw;
     }
@@ -154,14 +154,14 @@ bool create_folder(
                     return true;
                 }
             }
-            catch (RuntimeException &) {
+            catch (const RuntimeException &) {
                 throw;
             }
-            catch (CommandFailedException &) {
+            catch (const CommandFailedException &) {
                 // Interaction Handler already handled the error
                 // that has occurred...
             }
-            catch (Exception &) {
+            catch (const Exception &) {
                 if (throw_exc)
                     throw;
                 return false;
@@ -187,10 +187,10 @@ bool erase_path( OUString const & url,
             ucb_content.executeCommand(
                 OUSTR("delete"), Any( true /* delete physically */ ) );
         }
-        catch (RuntimeException &) {
+        catch (const RuntimeException &) {
             throw;
         }
-        catch (Exception &) {
+        catch (const Exception &) {
             if (throw_exc)
                 throw;
             return false;
diff --git a/desktop/source/deployment/misc/dp_update.cxx b/desktop/source/deployment/misc/dp_update.cxx
index b469238705b5..4995453ebec2 100644
--- a/desktop/source/deployment/misc/dp_update.cxx
+++ b/desktop/source/deployment/misc/dp_update.cxx
@@ -77,12 +77,12 @@ getUpdateInformation( Reference<deployment::XUpdateInformationProvider > const &
 {
     try {
         return updateInformation->getUpdateInformation(urls, identifier);
-    } catch (uno::RuntimeException &) {
+    } catch (const uno::RuntimeException &) {
         throw;
-    } catch (ucb::CommandFailedException & e) {
+    } catch (const ucb::CommandFailedException & e) {
         out_error = e.Reason;
-    } catch (ucb::CommandAbortedException &) {
-    } catch (uno::Exception & e) {
+    } catch (const ucb::CommandAbortedException &) {
+    } catch (const uno::Exception & e) {
         out_error = uno::makeAny(e);
     }
     return
diff --git a/desktop/source/deployment/registry/component/dp_compbackenddb.cxx b/desktop/source/deployment/registry/component/dp_compbackenddb.cxx
index e8137ba93a5a..2ce1ebc1937f 100644
--- a/desktop/source/deployment/registry/component/dp_compbackenddb.cxx
+++ b/desktop/source/deployment/registry/component/dp_compbackenddb.cxx
@@ -105,7 +105,7 @@ void ComponentBackendDb::addEntry(::rtl::OUString const & url, Data const & data
             save();
         }
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -142,7 +142,7 @@ ComponentBackendDb::Data ComponentBackendDb::getEntry(::rtl::OUString const & ur
         }
         return retData;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
diff --git a/desktop/source/deployment/registry/component/dp_component.cxx b/desktop/source/deployment/registry/component/dp_component.cxx
index ba6cf0bdd3f4..2ed0f18df3ce 100644
--- a/desktop/source/deployment/registry/component/dp_component.cxx
+++ b/desktop/source/deployment/registry/component/dp_component.cxx
@@ -473,10 +473,10 @@ void BackendImpl::disposing()
 
         PackageRegistryBackend::disposing();
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         throw lang::WrappedTargetRuntimeException(
             OUSTR("caught unexpected exception while disposing..."),
@@ -1277,7 +1277,7 @@ void BackendImpl::componentLiveInsertion(
     {
         try {
             set->insert(css::uno::Any(*factory++));
-        } catch (container::ElementExistException &) {
+        } catch (const container::ElementExistException &) {
             OSL_TRACE(
                 "implementation %s already registered",
                 rtl::OUStringToOString(*i, RTL_TEXTENCODING_UTF8).getStr());
@@ -1301,14 +1301,14 @@ void BackendImpl::componentLiveInsertion(
                         name +
                         rtl::OUString(
                             RTL_CONSTASCII_USTRINGPARAM("/arguments")));
-                } catch (container::NoSuchElementException &) {}
+                } catch (const container::NoSuchElementException &) {}
                 try {
                     rootContext->insertByName(
                         (name +
                          rtl::OUString(
                              RTL_CONSTASCII_USTRINGPARAM("/service"))),
                         css::uno::Any(i->second));
-                } catch (container::ElementExistException &) {
+                } catch (const container::ElementExistException &) {
                     rootContext->replaceByName(
                         (name +
                          rtl::OUString(
@@ -1317,7 +1317,7 @@ void BackendImpl::componentLiveInsertion(
                 }
                 try {
                     rootContext->insertByName(name, css::uno::Any());
-                } catch (container::ElementExistException &) {
+                } catch (const container::ElementExistException &) {
                     OSL_TRACE(
                         "singleton %s already registered",
                         rtl::OUStringToOString(
@@ -1337,7 +1337,7 @@ void BackendImpl::componentLiveRemoval(ComponentBackendDb::Data const & data) {
     {
         try {
             set->remove(css::uno::Any(*i));
-        } catch (css::container::NoSuchElementException &) {
+        } catch (const css::container::NoSuchElementException &) {
             // ignore if factory has not been live deployed
         }
     }
@@ -1362,7 +1362,7 @@ void BackendImpl::componentLiveRemoval(ComponentBackendDb::Data const & data) {
                         name +
                         rtl::OUString(RTL_CONSTASCII_USTRINGPARAM("/service")));
                     rootContext->removeByName(name);
-                } catch (container::NoSuchElementException &) {}
+                } catch (const container::NoSuchElementException &) {}
             }
         }
     }
diff --git a/desktop/source/deployment/registry/configuration/dp_configuration.cxx b/desktop/source/deployment/registry/configuration/dp_configuration.cxx
index 8850efef1ad2..05c27301c4d2 100644
--- a/desktop/source/deployment/registry/configuration/dp_configuration.cxx
+++ b/desktop/source/deployment/registry/configuration/dp_configuration.cxx
@@ -169,10 +169,10 @@ void BackendImpl::disposing()
 
         PackageRegistryBackend::disposing();
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         throw lang::WrappedTargetRuntimeException(
             OUSTR("caught unexpected exception while disposing..."),
@@ -798,7 +798,7 @@ void BackendImpl::PackageImpl::processPackage_(
                     xCmdEnv ).executeCommand(
                         OUSTR("delete"), Any( true /* delete physically */ ) );
             }
-            catch(Exception&)
+            catch(const Exception&)
             {
                 OSL_ASSERT(0);
             }
diff --git a/desktop/source/deployment/registry/configuration/dp_configurationbackenddb.cxx b/desktop/source/deployment/registry/configuration/dp_configurationbackenddb.cxx
index b0036263e665..6f0c90e554c9 100644
--- a/desktop/source/deployment/registry/configuration/dp_configurationbackenddb.cxx
+++ b/desktop/source/deployment/registry/configuration/dp_configurationbackenddb.cxx
@@ -92,11 +92,11 @@ void ConfigurationBackendDb::addEntry(::rtl::OUString const & url, Data const &
             save();
         }
     }
-    catch (css::deployment::DeploymentException& )
+    catch ( const css::deployment::DeploymentException& )
     {
         throw;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -124,11 +124,11 @@ ConfigurationBackendDb::getEntry(::rtl::OUString const & url)
         }
         return ::boost::optional<Data>(retData);
     }
-    catch (css::deployment::DeploymentException& )
+    catch ( const css::deployment::DeploymentException& )
     {
         throw;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -159,11 +159,11 @@ ConfigurationBackendDb::getEntry(::rtl::OUString const & url)
         }
         return listRet;
     }
-    catch (css::deployment::DeploymentException& )
+    catch ( const css::deployment::DeploymentException& )
     {
         throw;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
diff --git a/desktop/source/deployment/registry/dp_backend.cxx b/desktop/source/deployment/registry/dp_backend.cxx
index c5c3cd2f774d..559b1cce3169 100644
--- a/desktop/source/deployment/registry/dp_backend.cxx
+++ b/desktop/source/deployment/registry/dp_backend.cxx
@@ -132,10 +132,10 @@ void PackageRegistryBackend::disposing()
         m_xComponentContext.clear();
         WeakComponentImplHelperBase::disposing();
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         throw lang::WrappedTargetRuntimeException(
             OUSTR("caught unexpected exception while disposing!"),
@@ -182,19 +182,19 @@ Reference<deployment::XPackage> PackageRegistryBackend::bindPackage(
         xNewPackage = bindPackage_( url, mediaType, bRemoved,
             identifier, xCmdEnv );
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (lang::IllegalArgumentException &) {
+    catch (const lang::IllegalArgumentException &) {
         throw;
     }
-    catch (CommandFailedException &) {
+    catch (const CommandFailedException &) {
         throw;
     }
-    catch (deployment::DeploymentException &) {
+    catch (const deployment::DeploymentException &) {
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         throw deployment::DeploymentException(
             OUSTR("Error binding package: ") + url,
@@ -304,7 +304,7 @@ void PackageRegistryBackend::deleteUnusedFolders(
             }
         }
     }
-    catch (ucb::InteractiveAugmentedIOException& e)
+    catch (const ucb::InteractiveAugmentedIOException& e)
     {
         //In case the folder containing all the data folder does not
         //exist yet, we ignore the exception
@@ -622,19 +622,19 @@ beans::Optional< beans::Ambiguous<sal_Bool> > Package::isRegistered(
                               AbortChannel::get(xAbortChannel),
                               xCmdEnv );
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (CommandFailedException &) {
+    catch (const CommandFailedException &) {
         throw;
     }
-    catch (CommandAbortedException &) {
+    catch (const CommandAbortedException &) {
         throw;
     }
-    catch (deployment::DeploymentException &) {
+    catch (const deployment::DeploymentException &) {
         throw;
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         Any exc( ::cppu::getCaughtException() );
         throw deployment::DeploymentException(
             OUSTR("unexpected exception occurred!"),
@@ -678,21 +678,21 @@ void Package::processPackage_impl(
                                  xCmdEnv );
             }
         }
-        catch (RuntimeException &e) {
+        catch (const RuntimeException &e) {
             SAL_WARN(
                 "basic", "unexpected RuntimeException \"" << e.Message << '"');
             throw;
         }
-        catch (CommandFailedException &) {
+        catch (const CommandFailedException &) {
             throw;
         }
-        catch (CommandAbortedException &) {
+        catch (const CommandAbortedException &) {
             throw;
         }
-        catch (deployment::DeploymentException &) {
+        catch (const deployment::DeploymentException &) {
             throw;
         }
-        catch (Exception &) {
+        catch (const Exception &) {
             Any exc( ::cppu::getCaughtException() );
             throw deployment::DeploymentException(
                 (doRegisterPackage
diff --git a/desktop/source/deployment/registry/dp_backenddb.cxx b/desktop/source/deployment/registry/dp_backenddb.cxx
index 57b50e751704..ab7e61ccbafd 100644
--- a/desktop/source/deployment/registry/dp_backenddb.cxx
+++ b/desktop/source/deployment/registry/dp_backenddb.cxx
@@ -165,7 +165,7 @@ void BackendDb::removeElement(::rtl::OUString const & sXPathExpression)
         OSL_ASSERT(! nextNode.is());
 #endif
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -200,7 +200,7 @@ void BackendDb::revokeEntry(::rtl::OUString const & url)
             save();
         }
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -224,7 +224,7 @@ bool BackendDb::activateEntry(::rtl::OUString const & url)
         }
         return ret;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -248,7 +248,7 @@ bool BackendDb::hasActiveEntry(::rtl::OUString const & url)
         return ret;
 
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -277,7 +277,7 @@ Reference<css::xml::dom::XNode> BackendDb::getKeyElement(
         const Reference<css::xml::xpath::XXPathAPI> xpathApi = getXPathAPI();
         return xpathApi->selectSingleNode(root, sExpression.makeStringAndClear());
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -349,7 +349,7 @@ void BackendDb::writeVectorOfPair(
                     secondTextNode, css::uno::UNO_QUERY_THROW));
         }
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -395,7 +395,7 @@ BackendDb::readVectorOfPair(
         }
         return retVector;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -440,7 +440,7 @@ void BackendDb::writeSimpleList(
             memberNode->appendChild(textNode);
         }
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -471,7 +471,7 @@ void BackendDb::writeSimpleElement(
             doc->createTextNode(value), UNO_QUERY_THROW);
         dataNode->appendChild(dataValue);
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -523,7 +523,7 @@ Reference<css::xml::dom::XNode> BackendDb::writeKeyElement(
         root->appendChild(keyNode);
         return keyNode;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -546,7 +546,7 @@ OUString BackendDb::readSimpleElement(
             return val->getNodeValue();
         return OUString();
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -580,7 +580,7 @@ OUString BackendDb::readSimpleElement(
         }
         return retList;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -621,11 +621,11 @@ OUString BackendDb::readSimpleElement(
         }
         return listRet;
     }
-    catch (css::deployment::DeploymentException& )
+    catch ( const css::deployment::DeploymentException& )
     {
         throw;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -673,7 +673,7 @@ void RegisteredDb::addEntry(::rtl::OUString const & url)
             save();
         }
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -699,7 +699,7 @@ bool RegisteredDb::getEntry(::rtl::OUString const & url)
 
         return aNode.is();
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
diff --git a/desktop/source/deployment/registry/dp_registry.cxx b/desktop/source/deployment/registry/dp_registry.cxx
index c0a7594447d6..484d557868b1 100644
--- a/desktop/source/deployment/registry/dp_registry.cxx
+++ b/desktop/source/deployment/registry/dp_registry.cxx
@@ -522,7 +522,7 @@ Reference<deployment::XPackage> PackageRegistryImpl::bindPackage(
                 return (*iPos)->bindPackage( url, mediaType, bRemoved,
                     identifier, xCmdEnv );
             }
-            catch (lang::IllegalArgumentException &) {
+            catch (const lang::IllegalArgumentException &) {
             }
         }
         throw lang::IllegalArgumentException(
diff --git a/desktop/source/deployment/registry/help/dp_help.cxx b/desktop/source/deployment/registry/help/dp_help.cxx
index 4434262a56d9..9d96328f93be 100644
--- a/desktop/source/deployment/registry/help/dp_help.cxx
+++ b/desktop/source/deployment/registry/help/dp_help.cxx
@@ -424,7 +424,7 @@ void BackendImpl::implProcessHelp(
                                 rtl::OUString(
                                     RTL_CONSTASCII_USTRINGPARAM("com.sun.star.help.HelpIndexer" )), xContext ) , UNO_QUERY );
                     }
-                    catch (Exception &)
+                    catch (const Exception &)
                     {
                         // i98680: Survive missing lucene
                     }
diff --git a/desktop/source/deployment/registry/help/dp_helpbackenddb.cxx b/desktop/source/deployment/registry/help/dp_helpbackenddb.cxx
index b7c3d912fbcf..3d202074f6af 100644
--- a/desktop/source/deployment/registry/help/dp_helpbackenddb.cxx
+++ b/desktop/source/deployment/registry/help/dp_helpbackenddb.cxx
@@ -91,11 +91,11 @@ void HelpBackendDb::addEntry(::rtl::OUString const & url, Data const & data)
             save();
         }
     }
-    catch (css::deployment::DeploymentException& )
+    catch ( const css::deployment::DeploymentException& )
     {
         throw;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -122,11 +122,11 @@ HelpBackendDb::getEntry(::rtl::OUString const & url)
         }
         return ::boost::optional<Data>(retData);
     }
-    catch (css::deployment::DeploymentException& )
+    catch ( const css::deployment::DeploymentException& )
     {
         throw;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
diff --git a/desktop/source/deployment/registry/package/dp_extbackenddb.cxx b/desktop/source/deployment/registry/package/dp_extbackenddb.cxx
index 1b32266c1e72..212ba2f7b28b 100644
--- a/desktop/source/deployment/registry/package/dp_extbackenddb.cxx
+++ b/desktop/source/deployment/registry/package/dp_extbackenddb.cxx
@@ -94,7 +94,7 @@ void ExtensionBackendDb::addEntry(::rtl::OUString const & url, Data const & data
             save();
         }
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
@@ -122,7 +122,7 @@ ExtensionBackendDb::Data ExtensionBackendDb::getEntry(::rtl::OUString const & ur
         }
         return retData;
     }
-    catch(css::uno::Exception &)
+    catch(const css::uno::Exception &)
     {
         Any exc( ::cppu::getCaughtException() );
         throw css::deployment::DeploymentException(
diff --git a/desktop/source/deployment/registry/package/dp_package.cxx b/desktop/source/deployment/registry/package/dp_package.cxx
index 09d2f3521463..c9e5163908ac 100644
--- a/desktop/source/deployment/registry/package/dp_package.cxx
+++ b/desktop/source/deployment/registry/package/dp_package.cxx
@@ -594,7 +594,7 @@ OUString BackendImpl::PackageImpl::getTextFromURL(
         return OUString( reinterpret_cast<sal_Char const *>(
             seq.getConstArray()), seq.getLength(), RTL_TEXTENCODING_UTF8);
     }
-    catch (css::uno::Exception&)
+    catch (const css::uno::Exception&)
     {
         Any exc( ::cppu::getCaughtException() );
             throw css::deployment::DeploymentException(
@@ -721,15 +721,15 @@ bool BackendImpl::PackageImpl::checkDependencies(
                 return false;
         }
         return true;
-    } catch (css::ucb::CommandFailedException&) {
+    } catch (const css::ucb::CommandFailedException&) {
         throw;
-    } catch (css::ucb::CommandAbortedException&) {
+    } catch (const css::ucb::CommandAbortedException&) {
         throw;
-    } catch (css::deployment::DeploymentException&) {
+    } catch (const css::deployment::DeploymentException&) {
         throw;
-    } catch (css::uno::RuntimeException&) {
+    } catch (const css::uno::RuntimeException&) {
         throw;
-    } catch (css::uno::Exception&) {
+    } catch (const css::uno::Exception&) {
         Any anyExc = cppu::getCaughtException();
         throw css::deployment::DeploymentException(OUSTR("Unexpected exception"), 0, anyExc);
     }
@@ -879,7 +879,7 @@ void BackendImpl::PackageImpl::processPackage_(
             try {
                 xPackage->registerPackage( startup, xSubAbortChannel, xCmdEnv );
             }
-            catch (Exception &)
+            catch (const Exception &)
             {
                //We even try a rollback if the user cancelled the action (CommandAbortedException)
                 //in order to prevent invalid database entries.
@@ -913,7 +913,7 @@ void BackendImpl::PackageImpl::processPackage_(
                             bundle[ pos ]->revokePackage(
                                 xSubAbortChannel, xCmdEnv );
                         }
-                        catch (Exception &)
+                        catch (const Exception &)
                         {
                             OSL_FAIL( ::rtl::OUStringToOString(
                                             ::comphelper::anyToString(
@@ -954,13 +954,13 @@ void BackendImpl::PackageImpl::processPackage_(
             try {
                 bundle[ pos ]->revokePackage( xSubAbortChannel, xCmdEnv );
             }
-            catch (RuntimeException &) {
+            catch (const RuntimeException &) {
                 throw;
             }
-            catch (ucb::CommandAbortedException &) {
+            catch (const ucb::CommandAbortedException &) {
                 throw;
             }
-            catch (Exception &) {
+            catch (const Exception &) {
                 // CommandFailedException, DeploymentException:
                 Any exc( ::cppu::getCaughtException() );
                 // try to handle exception, notify:
@@ -1004,7 +1004,7 @@ OUString BackendImpl::PackageImpl::getDescription()
         {
             sDescription = getTextFromURL( css::uno::Reference< css::ucb::XCommandEnvironment >(), sURL );
         }
-        catch ( css::deployment::DeploymentException& )
+        catch ( const css::deployment::DeploymentException& )
         {
             OSL_FAIL( ::rtl::OUStringToOString( ::comphelper::anyToString( ::cppu::getCaughtException() ), RTL_TEXTENCODING_UTF8 ).getStr() );
         }
@@ -1133,13 +1133,13 @@ void BackendImpl::PackageImpl::exportTo(
             bundle = getBundle( Reference<task::XAbortChannel>(), xCmdEnv );
         }
         // xxx todo: think about exception specs:
-        catch (deployment::DeploymentException &) {
+        catch (const deployment::DeploymentException &) {
             OSL_FAIL( ::rtl::OUStringToOString(
                             ::comphelper::anyToString(
                                 ::cppu::getCaughtException() ),
                             RTL_TEXTENCODING_UTF8 ).getStr() );
         }
-        catch (lang::IllegalArgumentException & exc) {
+        catch (const lang::IllegalArgumentException & exc) {
             (void) exc;
             OSL_FAIL( ::rtl::OUStringToOString(
                             exc.Message, RTL_TEXTENCODING_UTF8 ).getStr() );
@@ -1225,7 +1225,7 @@ void BackendImpl::PackageImpl::exportTo(
     try {
         destFolderContent.executeCommand( OUSTR("flush"), Any() );
     }
-    catch (ucb::UnsupportedCommandException &) {
+    catch (const ucb::UnsupportedCommandException &) {
     }
 }
 
@@ -1290,19 +1290,19 @@ Sequence< Reference<deployment::XPackage> > BackendImpl::PackageImpl::getBundle(
                 }
 
             }
-            catch (RuntimeException &) {
+            catch (const RuntimeException &) {
                 throw;
             }
-            catch (ucb::CommandFailedException &) {
+            catch (const ucb::CommandFailedException &) {
                 throw;
             }
-            catch (ucb::CommandAbortedException &) {
+            catch (const ucb::CommandAbortedException &) {
                 throw;
             }
-            catch (deployment::DeploymentException &) {
+            catch (const deployment::DeploymentException &) {
                 throw;
             }
-            catch (Exception &) {
+            catch (const Exception &) {
                 Any exc( ::cppu::getCaughtException() );
                 throw deployment::DeploymentException(
                     OUSTR("error scanning bundle: ") + getURL(),
@@ -1388,13 +1388,13 @@ Reference<deployment::XPackage> BackendImpl::PackageImpl::bindBundleItem(
                           url, mediaType, bRemoved, identifier, xCmdEnv ) );
         OSL_ASSERT( xPackage.is() );
     }
-    catch (RuntimeException &) {
+    catch (const RuntimeException &) {
         throw;
     }
-    catch (ucb::CommandFailedException &) {
+    catch (const ucb::CommandFailedException &) {
         // ignore already handled error
     }
-    catch (Exception &) {
+    catch (const Exception &) {
         const Any exc( ::cppu::getCaughtException() );
         if (notifyDetectionError ||
             !exc.isExtractableTo(
diff --git a/desktop/source/migration/services/oo3extensionmigration.cxx b/desktop/source/migration/services/oo3extensionmigration.cxx
index af609ac8c7e7..1348a1a7c445 100644
--- a/desktop/source/migration/services/oo3extensionmigration.cxx
+++ b/desktop/source/migration/services/oo3extensionmigration.cxx
@@ -272,10 +272,10 @@ bool OO3ExtensionMigration::scanDescriptionXml( const ::rtl::OUString& sDescript
                             if ( xNode.is() )
                                 aExtIdentifier = xNode->getNodeValue();
                         }
-                        catch ( xml::xpath::XPathException& )
+                        catch ( const xml::xpath::XPathException& )
                         {
                         }
-                        catch ( xml::dom::DOMException& )
+                        catch ( const xml::dom::DOMException& )
                         {
                         }
                     }
@@ -297,10 +297,10 @@ bool OO3ExtensionMigration::scanDescriptionXml( const ::rtl::OUString& sDescript
                 }
             }
         }
-        catch ( ucb::CommandAbortedException& )
+        catch ( const ucb::CommandAbortedException& )
         {
         }
-        catch ( uno::RuntimeException& )
+        catch ( const uno::RuntimeException& )
         {
         }
 
@@ -334,8 +334,8 @@ bool OO3ExtensionMigration::migrateExtension( const ::rtl::OUString& sSourceDir
         {
             m_xExtensionManager = deployment::ExtensionManager::get( m_ctx );
         }
-        catch ( ucb::CommandFailedException & ){}
-        catch ( uno::RuntimeException & ) {}
+        catch ( const ucb::CommandFailedException & ){}
+        catch ( const uno::RuntimeException & ) {}
     }
 
     if ( m_xExtensionManager.is() )
@@ -355,13 +355,13 @@ bool OO3ExtensionMigration::migrateExtension( const ::rtl::OUString& sSourceDir
             if ( xPackage.is() )
                 return true;
         }
-        catch ( ucb::CommandFailedException& )
+        catch ( const ucb::CommandFailedException& )
         {
         }
-        catch ( ucb::CommandAbortedException& )
+        catch ( const ucb::CommandAbortedException& )
         {
         }
-        catch ( lang::IllegalArgumentException& )
+        catch ( const lang::IllegalArgumentException& )
         {
         }
     }
diff --git a/desktop/source/offacc/acceptor.cxx b/desktop/source/offacc/acceptor.cxx
index 42897a17cc14..caa0564f9f8b 100644
--- a/desktop/source/offacc/acceptor.cxx
+++ b/desktop/source/offacc/acceptor.cxx
@@ -142,7 +142,7 @@ void SAL_CALL Acceptor::run()
                 rtl::OUString() ,m_aProtocol ,rConnection ,rInstanceProvider );
             osl::MutexGuard g(m_aMutex);
             m_bridges.add(rBridge);
-        } catch (Exception&) {
+        } catch (const Exception&) {
             // connection failed...
             // something went wrong during connection setup.
             // just wait for a new connection to accept
@@ -241,7 +241,7 @@ Reference< XInterface > Acceptor::impl_getInstance( const Reference< XMultiServi
 {
     try {
         return (XComponent*) new Acceptor( aFactory );
-    } catch ( Exception& ) {
+    } catch ( const Exception& ) {
         return (XComponent*) NULL;
     }
 }
diff --git a/desktop/source/pkgchk/unopkg/unopkg_app.cxx b/desktop/source/pkgchk/unopkg/unopkg_app.cxx
index 359b136bde1c..9194ae89c91b 100644
--- a/desktop/source/pkgchk/unopkg/unopkg_app.cxx
+++ b/desktop/source/pkgchk/unopkg/unopkg_app.cxx
@@ -213,7 +213,7 @@ void disposeBridges(Reference<css::uno::XComponentContext> ctx)
                 try {
                     comp->dispose();
                 }
-                catch (css::lang::DisposedException& )
+                catch ( const css::lang::DisposedException& )
                 {
                 }
             }
@@ -461,7 +461,7 @@ extern "C" DESKTOP_DLLPUBLIC int unopkg_main()
                             cmdPackage, cmdPackage, repository,
                             Reference<task::XAbortChannel>(), xCmdEnv );
                     }
-                    catch (lang::IllegalArgumentException &)
+                    catch (const lang::IllegalArgumentException &)
                     {
                         Reference<deployment::XPackage> p(
                              findPackage(repository,
@@ -535,7 +535,7 @@ extern "C" DESKTOP_DLLPUBLIC int unopkg_main()
                         extension = xExtensionManager->getDeployedExtension(
                             repository, cmdPackages[ pos ], cmdPackages[ pos ], xCmdEnv );
                     }
-                    catch (lang::IllegalArgumentException &)
+                    catch (const lang::IllegalArgumentException &)
                     {
                         extension = findPackage(repository,
                             xExtensionManager, xCmdEnv, cmdPackages[ pos ] );
@@ -587,7 +587,7 @@ extern "C" DESKTOP_DLLPUBLIC int unopkg_main()
                     extension = xExtensionManager->getDeployedExtension(
                         repository, cmdPackages[ pos ], cmdPackages[ pos ], xCmdEnv );
                 }
-                catch (lang::IllegalArgumentException &)
+                catch (const lang::IllegalArgumentException &)
                 {
                     extension = findPackage(
                         repository, xExtensionManager, xCmdEnv, cmdPackages[ pos ] );
@@ -656,16 +656,16 @@ extern "C" DESKTOP_DLLPUBLIC int unopkg_main()
         disposeBridges(xLocalComponentContext);
         return 0;
     }
-    catch (ucb::CommandFailedException &e)
+    catch (const ucb::CommandFailedException &e)
     {
         dp_misc::writeConsoleError(e.Message + OUSTR("\n"));
         bNoOtherErrorMsg = true;
     }
-    catch (ucb::CommandAbortedException &)
+    catch (const ucb::CommandAbortedException &)
     {
         dp_misc::writeConsoleError("\n"APP_NAME" aborted!\n");
     }
-    catch (deployment::DeploymentException & exc)
+    catch (const deployment::DeploymentException & exc)
     {
         OUString cause;
         if (option_verbose)
@@ -685,13 +685,13 @@ extern "C" DESKTOP_DLLPUBLIC int unopkg_main()
             dp_misc::writeConsoleError(
                 OUSTR("       Cause: ") + cause + OUSTR("\n"));
     }
-    catch (LockFileException & e)
+    catch (const LockFileException & e)
     {
         if (!subcmd_gui)
             dp_misc::writeConsoleError(e.Message);
         bNoOtherErrorMsg = true;
     }
-    catch (::com::sun::star::uno::Exception & e ) {
+    catch (const ::com::sun::star::uno::Exception & e ) {
         Any exc( ::cppu::getCaughtException() );
 
         dp_misc::writeConsoleError(
diff --git a/desktop/source/pkgchk/unopkg/unopkg_cmdenv.cxx b/desktop/source/pkgchk/unopkg/unopkg_cmdenv.cxx
index 31578f442f45..2b4ba35c5542 100644
--- a/desktop/source/pkgchk/unopkg/unopkg_cmdenv.cxx
+++ b/desktop/source/pkgchk/unopkg/unopkg_cmdenv.cxx
@@ -139,7 +139,7 @@ CommandEnvironmentImpl::~CommandEnvironmentImpl()
         if (xComp.is())
             xComp->dispose();
     }
-    catch (RuntimeException & exc) {
+    catch (const RuntimeException & exc) {
         (void) exc;
         OSL_FAIL( ::rtl::OUStringToOString(
                         exc.Message, osl_getThreadTextEncoding() ).getStr() );
diff --git a/desktop/test/deployment/active/active_native.cxx b/desktop/test/deployment/active/active_native.cxx
index 3c5f7ecebdd9..9845fd511168 100644
--- a/desktop/test/deployment/active/active_native.cxx
+++ b/desktop/test/deployment/active/active_native.cxx
@@ -303,7 +303,7 @@ extern "C" sal_Bool SAL_CALL component_writeInfo(
                          "active_native_singleton")))),
             css::uno::UNO_SET_THROW)->
             setStringValue(Dispatch::static_getImplementationName());
-    } catch (css::uno::Exception & e) {
+    } catch (const css::uno::Exception & e) {
         (void) e;
         OSL_TRACE(
             "active_native component_writeInfo exception: %s",