Index: branches/RC/core/units/general/cat_event_handler.php
===================================================================
diff -u -N -r11857 -r11866
--- branches/RC/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 11857)
+++ branches/RC/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 11866)
@@ -559,6 +559,11 @@
 				}
 			}
 
+			if ("$parent_cat_id" == '0') {
+				// replace "0" category with "Content" category id (this way template
+				$parent_cat_id = $this->Application->findModule('Name', 'Core', 'RootCat');
+			}
+
 			if ((string) $parent_cat_id != 'any') {
 				if ($event->getEventParam('recursive')) {
 					$filter_clause = $this->getCategoryLimitClause($parent_cat_id);