You can extract you EAR using winzip/winrar or and check . it must be missing the application.xml . View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4183705#4183705 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4183705