Index: branches/unlabeled/unlabeled-1.66.2/core/units/general/cat_event_handler.php
===================================================================
diff -u -r6451 -r6553
--- branches/unlabeled/unlabeled-1.66.2/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 6451)
+++ branches/unlabeled/unlabeled-1.66.2/core/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 6553)
@@ -129,6 +129,7 @@
 
 		if ($clipboard_data['copy']) {
 			$temp =& $this->Application->recallObject($event->getPrefixSpecial().'_TempHandler', 'kTempTablesHandler');
+			$this->Application->SetVar('ResetCatBeforeClone', 1);
 			$temp->CloneItems($event->Prefix, $event->Special, $clipboard_data['copy']);
 		}
 
@@ -1871,6 +1872,21 @@
 	}
 
 	/**
+	 * Occures before an item is cloneded
+	 * Id of ORIGINAL item is passed as event' 'id' param
+	 * Do not call object' Update method in this event, just set needed fields!
+	 *
+	 * @param kEvent $event
+	 */
+	function OnBeforeClone(&$event)
+	{
+		if ($this->Application->GetVar('ResetCatBeforeClone')) {
+			$object =& $event->getObject();
+			$object->SetDBField('CategoryId', null);
+		}
+	}
+
+	/**
 	 * Apply same processing to each item beeing selected in grid
 	 *
 	 * @param kEvent $event
Index: branches/unlabeled/unlabeled-1.66.2/kernel/units/general/cat_event_handler.php
===================================================================
diff -u -r6451 -r6553
--- branches/unlabeled/unlabeled-1.66.2/kernel/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 6451)
+++ branches/unlabeled/unlabeled-1.66.2/kernel/units/general/cat_event_handler.php	(.../cat_event_handler.php)	(revision 6553)
@@ -129,6 +129,7 @@
 
 		if ($clipboard_data['copy']) {
 			$temp =& $this->Application->recallObject($event->getPrefixSpecial().'_TempHandler', 'kTempTablesHandler');
+			$this->Application->SetVar('ResetCatBeforeClone', 1);
 			$temp->CloneItems($event->Prefix, $event->Special, $clipboard_data['copy']);
 		}
 
@@ -1871,6 +1872,21 @@
 	}
 
 	/**
+	 * Occures before an item is cloneded
+	 * Id of ORIGINAL item is passed as event' 'id' param
+	 * Do not call object' Update method in this event, just set needed fields!
+	 *
+	 * @param kEvent $event
+	 */
+	function OnBeforeClone(&$event)
+	{
+		if ($this->Application->GetVar('ResetCatBeforeClone')) {
+			$object =& $event->getObject();
+			$object->SetDBField('CategoryId', null);
+		}
+	}
+
+	/**
 	 * Apply same processing to each item beeing selected in grid
 	 *
 	 * @param kEvent $event