         // by a different skin's helpContentGroup
         if (instance == helpContentGroup)
             helpContentGroup.removeAllElements();
+        if (instance == contentGroup)
+            contentGroup.removeEventListener("errorStringChanged", contentGroup_errorStringdHandler, true);
     }
     
     //--------------------------------------------------------------------------

 *  @playerversion AIR 1.5
 *  @productversion Flex 4.5
 */
[Style(name="errorIndicatorSource", type="Class", inherit="no")]


/**

        }
        else if (instance == contentGroup)
        {
            contentGroup.addEventListener("errorStringChanged", contentGroup_errorStringdHandler, true);
        }
    }
    
