Banging my head against this one... "aapthorp" wrote : Hmm, same problem. | | Also, I had to change the datasource configuration in | | ..\jboss-4.2.3.GA\server\default\deploy\ejb-deployer.xml | | Have changed the ejb-deployer config as per the following http://www.jboss.org/index.html?module=bb&op=viewtopic&t=147824 This at least gets over the connection failure exception as mentioned in the referenced thread. I assume this is correct... View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4258576#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...