Also please post the entire exception stacktrace and the deployment logs (when the application and datasource are being deployed). P.S: While posting logs or xml content or code, remember to wrap it in a code block, using the Code button in the message editor window. And please use the Preview button to ensure that your post is correctly formatted. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4163754#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...