2.6 works with JBoss AS 4.0.5 It cannot work with jboss 5.0.0 as of today. 3.0 will work on JBoss 5.0.0 View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3994913#3994913 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3994913