Sorry I forgot to precise that I use Jboss 5.0.1 and Jdk1.5. Thanks -- Guillaume View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4235119#4235119 Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&p=4235119