Solved my problem by upgrading from jdk1.5.0_05 to jdk1.5.0_10. Benj View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4004471#4004471 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4004471