JBoss AS 4.05 and 4.2 both work for me with the latest jbpm core (3.2.2) and gpd (3.1.x) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4120593#4120593 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4120593