Index: trunk/kernel/units/categories/categories_event_handler.php
===================================================================
diff -u -N -r4446 -r4525
--- trunk/kernel/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 4446)
+++ trunk/kernel/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 4525)
@@ -56,7 +56,7 @@
 			$parent_cat_id = $event->getEventParam('parent_cat_id');
 
 			if ($parent_cat_id == 'Root') {
-				$module_name = getArrayValue($params, 'module') ? $params['module'] : 'In-Commerce';
+				$module_name = $event->getEventParam('module') ? $event->getEventParam('module') : 'In-Commerce';
 				$module =& $this->Application->recallObject('mod.'.$module_name);
 				$parent_cat_id = $module->GetDBField('RootCat');
 			}