No i have the libraires in jbpm-console/web-inf/lib ,i followed step by step the tutorial but i still have the same error when i go to http://localhost:8080/jbpm-console. I noticed that the jbpm-config.war that i copy into $Catalina_home\webapps isn't unzipped by tomcat lke other folders .well actually i really don't know what is the problem. Thanks for help View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4165897#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...