Index: demo.module
===================================================================
--- demo.module	(Revision 228)
+++ demo.module	(Arbeitskopie)
@@ -247,7 +247,8 @@ function demo_dump_submit($form_id, $val
 
   // Perform dump
   $fileconfig = demo_get_fileconfig($info['filename']);
-  $exclude = array(db_prefix_tables('{watchdog}'));
+  $exclude = array('{cache}', '{cache_content}', '{cache_filter}', '{cache_menu}', '{cache_page}', '{cache_views}', '{panels_object_cache}', '{watchdog}');
+  $exclude = array_map('db_prefix_tables', $exclude);
   demo_dump_db($fileconfig['sqlfile'], $exclude);
   
   drupal_goto('admin/settings/demo/manage');