Index: branches/RC/core/kernel/event_manager.php
===================================================================
diff -u -r9616 -r9732
--- branches/RC/core/kernel/event_manager.php	(.../event_manager.php)	(revision 9616)
+++ branches/RC/core/kernel/event_manager.php	(.../event_manager.php)	(revision 9732)
@@ -301,7 +301,7 @@
 				$event_handler =& $this->Application->recallObject($event->Prefix.'_EventHandler');
 				/* @var $event_handler kEventHandler */
 
-				if (preg_match('/(.*?)-(.*)/', $event->Prefix, $regs)) {
+				if (preg_match('/(.*?)-(.*)/', $event->Prefix, $regs) && $this->Application->UnitConfigReader->prefixRegistred($regs[1])) {
 					// this is event from cloned config -> load parent config to create valid clone
 					$this->Application->UnitConfigReader->loadConfig($regs[1]);
 					$this->Application->HandleEvent( new kEvent($regs[1].':OnAfterConfigRead') );