jBPM BPEL requires jms, Tomcat does not have this. You could try including one in there, but switching to JBoss is probably easier. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=3980752#3980752 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=3980752