Index: umc/js/schoolusers.js
===================================================================
--- umc/js/schoolusers.js	(Revision 34837)
+++ umc/js/schoolusers.js	(Arbeitskopie)
@@ -134,7 +134,7 @@
 			columns: columns,
 			moduleStore: this.moduleStore,
 			// initial query
-			query: { 'class': 'None', pattern: '' }
+			query: null //{ 'class': 'None', pattern: '' }
 		});
 
 		// add the grid to the title pane