All JBoss descriptor files are optional. If it's not part of JSR 168, you don't have to have it. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4131644#4131644 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4131644