did you try this: (it's in the wiki) anonymous wrote : Additional Notes for jBPM 3.2.1 | | If you want to deploy the jBPM 3.2.1 web app to a JBoss AS 4.2.x version, the easiest way at the moment would be to checkout the latest version from CVS, because the build.xml inside the jbpm.3/console branch has a custom target for building a 4.2-compatible web-app: | | ant war-4.2.x View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4103445#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...