Index: branches/unlabeled/unlabeled-1.31.10/kernel/units/general/cat_event_handler.php
===================================================================
diff -u -r3789 -r4105
--- branches/unlabeled/unlabeled-1.31.10/kernel/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 3789)
+++ branches/unlabeled/unlabeled-1.31.10/kernel/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 4105)
@@ -1454,6 +1454,9 @@
 
 		$available_columns = Array();
 
+		// ID of category to create
+		$available_columns['__CATEGORY__CategoryId'] = 'CategoryId';
+		
 		// category field (mixed)
 		$available_columns['__CATEGORY__CategoryPath'] = 'CategoryPath';