I have the same problem where my removeTaskInstance isnt actually saving the changes to the db. My task instance still exists after calling that method. anonymous wrote : Method removeTaskInstance fail becausa a constraint violation. | But if i delete processLogs it seems to work. | | RQ_ | How did you delete the processLogs? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4114890#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...