Don't put echopointng.test.TestInstanceNG$TestCaseInvoker in the session. View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4162874#4162874 Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&p=4162874