Index: trunk/core/kernel/db/db_event_handler.php
===================================================================
diff -u -r2261 -r2284
--- trunk/core/kernel/db/db_event_handler.php	(.../db_event_handler.php)	(revision 2261)
+++ trunk/core/kernel/db/db_event_handler.php	(.../db_event_handler.php)	(revision 2284)
@@ -416,7 +416,7 @@
 			$object->SetPage($page);
 		}
 
-		function getPerPage($event)
+		function getPerPage(&$event)
 		{
 			$per_page = $event->getEventParam('per_page');