dropping 1.4.2 compatibility in jbpm 4 is an option, but still a question mark. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3965985#3965985 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3965985