solve the problem. please refer to http://www.jboss.com/index.html?module=bb&op=viewtopic&t=104843 View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4096815#4096815 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4096815