Index: branches/unlabeled/unlabeled-1.55.2/core/kernel/utility/unit_config_reader.php
===================================================================
diff -u -r5397 -r5428
--- branches/unlabeled/unlabeled-1.55.2/core/kernel/utility/unit_config_reader.php	(.../unit_config_reader.php)	(revision 5397)
+++ branches/unlabeled/unlabeled-1.55.2/core/kernel/utility/unit_config_reader.php	(.../unit_config_reader.php)	(revision 5428)
@@ -623,11 +623,9 @@
 		 */
 	function prefixRegistred($prefix)
 	{
-		return isset($this->configData[$prefix]) ? true : false;
+		return isset($this->prefixFiles[$prefix]) ? true : false;
 	}
 
-
-
 }