* We need to tell source to update the index in the right thread.

src/libtomahawk/database/DatabaseCommand_AddFiles.cpp

@@ -162,11 +162,9 @@ DatabaseCommand_AddFiles::exec( DatabaseImpl* dbi )
         m_ids << fileid;
         added++;
     }
+
     qDebug() << "Inserted" << added << "tracks to database";
-
-    if ( added )
-        source()->updateIndexWhenSynced();
-
     tDebug() << "Committing" << added << "tracks...";
+
     emit done( m_files, source()->collection() );
 }

src/libtomahawk/filemetadata/MusicScanner.cpp

@@ -237,6 +237,7 @@ MusicScanner::postOps()
 
     if ( m_filesToDelete.length() || m_scannedfiles.length() )
     {
+        SourceList::instance()->getLocal()->updateIndexWhenSynced();
         commitBatch( m_scannedfiles, m_filesToDelete );
         m_scannedfiles.clear();
         m_filesToDelete.clear();