The next release (1.2.0.SP2) is integrated with 4.2.0.GA. We don't make any guarantees about JBM running in RC releases. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4048034#4048034 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4048034