--- node_clone/clone.pages.inc.0	2011-02-01 09:22:56.000000000 +0800
+++ node_clone/clone.pages.inc	2011-11-17 15:55:51.000000000 +0800
@@ -124,6 +124,17 @@
       $link['plid'] = $old_link['plid'];
       $link['menu_name'] = $old_link['menu_name'];
       $link['weight'] = $old_link['weight'];
+
+      $link['mlid'] = -1;
+      $link['has_children'] = $old_link['has_children'];
+      $link['module'] = $old_link['module'];
+      $link['hidden'] = $old_link['hidden'];
+      $link['customized'] = $old_link['customized'];
+      $link['options'] = $old_link['options'];
+      $link['hidden'] = $old_link['hidden'];
+      $link['expanded'] = $old_link['expanded'];
+      $link['language'] = $old_link['language'];
+
       return $link;
     }
   }