anonymous wrote : java.lang.NoClassDefFoundError: com/test/ejb/IAppointmentBean A NoClassDefFoundError also means that maybe the class(es) referenced by IAppointmentBean (maybe through import statements or some other means) are not available in the classpath of the server. Are you sure that all required classes/jars are packaged as part of the application? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4146402#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...