i consider jbpm 3 the 'as-is' and jbpm 4 as the 'to-be' View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4190750#4190750 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4190750