I have get a answer, [jbpm-bpel-1.1.Beta3] didn't support BPEL2.0(final),but support bpel2.0(draft) View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4098173#4098173 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4098173