If you put the version number in the .ear file, it winds up inserting itself into the JNDI name View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4012789#4012789 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4012789