"dkim18" wrote : I tried Jboss 4.xx and 5.xx and both causing same errors. I am using JDK 1.5. "jochen.reinhardt" wrote : Hi dkim, | | Just took a short look at it, but all the exceptions have the following root cause: | | anonymous wrote : Caused by: java.lang.NoClassDefFoundError: javax/annotation/Resource | Looks like dkim18 downloaded the JDK6 variant of JBossAS and is using against JDK1.5. That's not going to work. See this FAQ for more information http://www.jboss.org/community/docs/DOC-12933 "jochen.reinhardt" wrote : | The only 'problem' I had was, that mail.jar was not found, where eclipse wanted it to be. Just copy the file from common/lib to server/default/lib - then Eclipse is satisfied. | You might find this useful http://www.jboss.org/index.html?module=bb&op=viewtopic&t=148691#4... :) View the original post : http://www.jboss.org/index.html?module=bb&op=viewtopic&p=4218005#... Reply to the post : http://www.jboss.org/index.html?module=bb&op=posting&mode=reply&a...