Hi, I have not read the message in detail but may it is a wrong java version. Do not run jboss 4.x with jdk 6! jboss 4.x don't supports this. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4141972#4141972 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4141972