diff -r 271c0cce0f64 libgui/src/m-editor/file-editor-tab.cc
--- a/libgui/src/m-editor/file-editor-tab.cc	Sat Oct 26 23:20:30 2013 +0200
+++ b/libgui/src/m-editor/file-editor-tab.cc	Sun Oct 27 10:39:15 2013 +0100
@@ -287,17 +287,6 @@
   _lexer_apis = new QsciAPIs(lexer);
   if (_lexer_apis)
     {
-      // get path to prepared api info
-      QDesktopServices desktopServices;
-      QString prep_apis_path
-          = desktopServices.storageLocation (QDesktopServices::HomeLocation)
-            + "/.config/octave/"  + QString(OCTAVE_VERSION) + "/qsci/";
-      _prep_apis_file = prep_apis_path + lexer->lexer () + ".pap";
-
-      if (!_lexer_apis->loadPrepared (_prep_apis_file))
-        { // no prepared info loaded, prepare and save if possible
-
-          // create raw apis info
           QString keyword;
           QStringList keyword_list;
           int i,j;
@@ -308,17 +297,6 @@
               for (j = 0; j < keyword_list.size (); j++)        // add to API
                 _lexer_apis->add (keyword_list.at (j));
             }
-
-          // dsiconnect slot for saving prepared info if already connected
-          disconnect (_lexer_apis, SIGNAL (apiPreparationFinished ()), 0, 0);
-          // check whether path for prepared info exists or can be created
-          if (QDir("/").mkpath (prep_apis_path))
-            { // path exists, apis info can be saved there
-              connect (_lexer_apis, SIGNAL (apiPreparationFinished ()),
-                       this, SLOT (save_apis_info ()));
-            }
-          _lexer_apis->prepare ();  // prepare apis info
-        }
     }
 
   QSettings *settings = resource_manager::get_settings ();