I have the same problem with both JbossAS 4.0.4 RC1 and 4.0.4 AG (with efb3 on xp) In my case JBoss is started by Netbeans. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3976445#3976445 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3976445