Hi Ronald, Thanks a lot for your help! I don't really know what caused the problem, but now everything works correctly. The test case you wrote was very useful, I could adapt it to set up unit tests for our work flow, and I just kept tweaking the process definition and code until things worked. Greg View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4176137#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...