I forgot. I'm using the latest version of JBpm (under jboss 4.2.2) I View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4178862#4178862 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4178862