Index: trunk/kernel/units/categories/categories_event_handler.php
===================================================================
diff -u -r5219 -r5326
--- trunk/kernel/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 5219)
+++ trunk/kernel/units/categories/categories_event_handler.php	(.../categories_event_handler.php)	(revision 5326)
@@ -210,17 +210,6 @@
 	}
 
 	/**
-	 * Rebuilds category cache
-	 *
-	 * @param kEvent $event
-	 */
-	function OnRebuildCache(&$event)
-	{
-		$this->Application->StoreVar('PermCache_UpdateRequired', 1);
-		$event->SetRedirectParam('index_file', 'category/category_maint.php');
-	}
-
-	/**
 	 * Adds calculates fields for item statuses
 	 *
 	 * @param kCatDBItem $object
@@ -279,7 +268,9 @@
 
 		foreach ($cached_fields as $cached_field) {
 			if ($live_object->GetDBField($cached_field) != $temp_object->GetDBField($cached_field)) {
-				$this->Application->SetVar('require_cache_update', 1);
+				// use session instead of REQUEST because of permission editing in category can contain
+				// multiple submits, that changes data before OnSave event occurs
+				$this->Application->StoreVar('PermCache_UpdateRequired', 1);
 				break;
 			}
 		}
@@ -293,11 +284,12 @@
 	function OnSave(&$event)
 	{
 		parent::OnSave($event);
-		if ($event->status == erSUCCESS && $this->Application->GetVar('require_cache_update')) {
+		if ($event->status == erSUCCESS && $this->Application->RecallVar('PermCache_UpdateRequired')) {
 			// "catalog" should be in opener stack by now
 			$opener_stack = unserialize($this->Application->RecallVar('opener_stack'));
 			$opener_stack[0] = str_replace('catalog', 'categories/cache_updater', $opener_stack[0]);
 			$this->Application->StoreVar('opener_stack', serialize($opener_stack));
+			$this->Application->RemoveVar('PermCache_UpdateRequired');
 		}
 	}