anonymous wrote : session = (javax.mail.Session) envCtx.lookup("java:/mail"); The jndi-names are case sensitive. The lookup string should be: session = (javax.mail.Session) envCtx.lookup("java:/Mail"); P.S: While posting the logs or code or xml content, remember to wrap it in a code block using the Code button in the message editor window and please hit the Preview button to make sure your post is correctly formatted View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4150952#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...