 		
 		private var classDef:Class;
 		private var instance:ILinkableObject;
+		private var stateInvalid:Boolean = false;
 		
 		public function getClass():/*/new(..._:any[])=>T/*/Class
 		{

		}
		
		/**
		 * @return success flag
		 */
		private static function replace(oldObject:ILinkableObject, newObject:ILinkableObject):void

					lhm.setObject(lhm.getName(oldObject), newObject);
				else if (ldo)
					ldo.target = newObject;
				
				// ignore LinkablePlaceholder state if it has been marked invalid
				var oldPlaceholder:LinkablePlaceholder = oldObject as LinkablePlaceholder;
				if (oldPlaceholder && oldPlaceholder.stateInvalid)
					return;
				
				Weave.setState(newObject, sessionState);
			}
			finally
