thx steve for the link, after i turn off the IE friendly message, the following message appears The XML page cannot be displayed Cannot view XML input using style sheet. Please correct the error and then click the Refresh button, or try again later. Invalid at the top level of the document. Error processing...

Thank u actually i created the application for both webSite and WS. but tomkmvp what do u mean by "Make sure friendly error messages are disabled in IE" coz i didnt find any similar setting in advance tap on IE . where can i find it. !?