diff --git a/plugins/subversion/svnaddjob.cpp b/plugins/subversion/svnaddjob.cpp
--- a/plugins/subversion/svnaddjob.cpp
+++ b/plugins/subversion/svnaddjob.cpp
@@ -47,7 +47,7 @@
         {
             QByteArray ba = url.toString( QUrl::PreferLocalFile | QUrl::StripTrailingSlash ).toUtf8();
             cli.add( svn::Path( ba.data() ), recursive() );
-        }catch( svn::ClientException ce )
+        }catch( const svn::ClientException& ce )
         {
             qCDebug(PLUGIN_SVN) << "Exception while adding file: "
                     << url
diff --git a/plugins/subversion/svnblamejob.cpp b/plugins/subversion/svnblamejob.cpp
--- a/plugins/subversion/svnblamejob.cpp
+++ b/plugins/subversion/svnblamejob.cpp
@@ -51,7 +51,7 @@
         file = cli.annotate( ba.data(),
                              createSvnCppRevisionFromVcsRevision( startRevision() ),
                              createSvnCppRevisionFromVcsRevision( endRevision() ) );
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while blaming file: "
                 << location()
@@ -80,7 +80,7 @@
         {
             commitMessages[(*it).revision] = QString::fromUtf8( (*it).message.c_str() );
         }
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while fetching log messages for blame: "
                      << location()
diff --git a/plugins/subversion/svncheckoutjob.cpp b/plugins/subversion/svncheckoutjob.cpp
--- a/plugins/subversion/svncheckoutjob.cpp
+++ b/plugins/subversion/svncheckoutjob.cpp
@@ -57,7 +57,7 @@
         QByteArray destba = destdir.toLocalFile().toUtf8();
         qCDebug(PLUGIN_SVN) << srcba << destba << recurse;
         cli.checkout( srcba.data(), svn::Path( destba.data() ), svn::Revision::HEAD, recurse );
-    } catch( svn::ClientException ce ) {
+    } catch( const svn::ClientException& ce ) {
         qCDebug(PLUGIN_SVN) << "Exception while checking out: " << source().repositoryServer() << ce.message();
         setErrorMessage( QString::fromUtf8( ce.message() ) );
         m_success = false;
diff --git a/plugins/subversion/svncommitjob.cpp b/plugins/subversion/svncommitjob.cpp
--- a/plugins/subversion/svncommitjob.cpp
+++ b/plugins/subversion/svncommitjob.cpp
@@ -109,7 +109,7 @@
     try
     {
         cli.commit( svn::Targets(targets), ba.data(), recursive(), keepLock() );
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Couldn't commit:" << QString::fromUtf8( ce.message() );
         setErrorMessage( QString::fromUtf8( ce.message() ) );
diff --git a/plugins/subversion/svncopyjob.cpp b/plugins/subversion/svncopyjob.cpp
--- a/plugins/subversion/svncopyjob.cpp
+++ b/plugins/subversion/svncopyjob.cpp
@@ -43,7 +43,7 @@
         QByteArray srcba = sourceLocation().toString( QUrl::PreferLocalFile | QUrl::StripTrailingSlash ).toUtf8();
         QByteArray dstba = destinationLocation().toString( QUrl::PreferLocalFile | QUrl::StripTrailingSlash ).toUtf8();
         cli.copy( svn::Path( srcba.data() ), svn::Revision(), svn::Path( dstba.data() ) );
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while copying file: "
                 << sourceLocation() << "to" << destinationLocation()
diff --git a/plugins/subversion/svndiffjob.cpp b/plugins/subversion/svndiffjob.cpp
--- a/plugins/subversion/svndiffjob.cpp
+++ b/plugins/subversion/svndiffjob.cpp
@@ -150,7 +150,7 @@
         diff = repairDiff(diff);
         emit gotDiff( diff );
 
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while doing a diff: "
                 << m_source.localUrl() << m_source.repositoryServer() << m_srcRevision.prettyValue()
diff --git a/plugins/subversion/svnimportjob.cpp b/plugins/subversion/svnimportjob.cpp
--- a/plugins/subversion/svnimportjob.cpp
+++ b/plugins/subversion/svnimportjob.cpp
@@ -51,7 +51,7 @@
         QByteArray msg = m_message.toUtf8();
         qCDebug(PLUGIN_SVN) << "Importing" << srcba << "into" << destba;
         cli.import( svn::Path( srcba.data() ), destba.data(), msg.data(), true );
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCWarning(PLUGIN_SVN) << "Exception while importing: "
                 << m_sourceDirectory
diff --git a/plugins/subversion/svninfojob.cpp b/plugins/subversion/svninfojob.cpp
--- a/plugins/subversion/svninfojob.cpp
+++ b/plugins/subversion/svninfojob.cpp
@@ -64,7 +64,7 @@
         h.propertyRejectFile = QString::fromUtf8( i.propertyRejectFile() );
 
         emit gotInfo( h );
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while getting info for file: "
                 << m_location
diff --git a/plugins/subversion/svnlogjob.cpp b/plugins/subversion/svnlogjob.cpp
--- a/plugins/subversion/svnlogjob.cpp
+++ b/plugins/subversion/svnlogjob.cpp
@@ -51,7 +51,7 @@
                  createSvnCppRevisionFromVcsRevision( startRevision() ),
                  createSvnCppRevisionFromVcsRevision( endRevision() ),
                  limit() );
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while logging file: "
                 << location()
diff --git a/plugins/subversion/svnmovejob.cpp b/plugins/subversion/svnmovejob.cpp
--- a/plugins/subversion/svnmovejob.cpp
+++ b/plugins/subversion/svnmovejob.cpp
@@ -43,7 +43,7 @@
         QByteArray srcba = sourceLocation().toString( QUrl::PreferLocalFile | QUrl::StripTrailingSlash ).toUtf8();
         QByteArray dstba = destinationLocation().toString( QUrl::PreferLocalFile | QUrl::StripTrailingSlash ).toUtf8();
         cli.move( svn::Path( srcba.data() ), svn::Revision(), svn::Path( dstba.data() ), force() );
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while moveing file: "
                 << sourceLocation() << "to" << destinationLocation()
diff --git a/plugins/subversion/svnremovejob.cpp b/plugins/subversion/svnremovejob.cpp
--- a/plugins/subversion/svnremovejob.cpp
+++ b/plugins/subversion/svnremovejob.cpp
@@ -50,7 +50,7 @@
     {
         cli.remove( svn::Targets( targets ), force() );
 
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while removing files: "
                 << m_locations
diff --git a/plugins/subversion/svnrevertjob.cpp b/plugins/subversion/svnrevertjob.cpp
--- a/plugins/subversion/svnrevertjob.cpp
+++ b/plugins/subversion/svnrevertjob.cpp
@@ -49,7 +49,7 @@
     try
     {
         cli.revert( svn::Targets( targets ), recursive() );
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while reverting files: "
                 << m_locations
diff --git a/plugins/subversion/svnstatusjob.cpp b/plugins/subversion/svnstatusjob.cpp
--- a/plugins/subversion/svnstatusjob.cpp
+++ b/plugins/subversion/svnstatusjob.cpp
@@ -115,7 +115,7 @@
                 info.setState( getState( *it ) );
                 emit gotNewStatus( info );
             }
-        }catch( svn::ClientException ce )
+        }catch( const svn::ClientException& ce )
         {
             qCDebug(PLUGIN_SVN) << "Couldn't get status: " << url << QString::fromUtf8( ce.message() );
             setErrorMessage( QString::fromUtf8( ce.message() ) );
diff --git a/plugins/subversion/svnupdatejob.cpp b/plugins/subversion/svnupdatejob.cpp
--- a/plugins/subversion/svnupdatejob.cpp
+++ b/plugins/subversion/svnupdatejob.cpp
@@ -56,7 +56,7 @@
             return;
         }
         cli.update( svn::Targets( targets ), rev, recursive(), ignoreExternals() );
-    }catch( svn::ClientException ce )
+    }catch( const svn::ClientException& ce )
     {
         qCDebug(PLUGIN_SVN) << "Exception while updating files: "
                 << m_locations