Have a look at our release QA matrix http://jbws.dyndns.org:8180/hudson/view/Release%20QA/ jbossws-1.2.1 is compatible with these jboss projects | # JBossAS-5.0 | jboss-jbossxb-jboss50=2.0.0.CR2 | jboss-microcontainer-jboss50=2.0.0.Beta3 | jboss-remoting-jboss50=2.2.0.GA | | # JBossAS-4.2 | jboss-jbossxb-jboss42=1.0.0.CR10 | jboss-microcontainer-jboss42=1.0.2 | jboss-remoting-jboss42=2.0.0.GA | | # JBossAS-4.0 | jboss-jbossxb-jboss40=1.0.0.CR10 | jboss-microcontainer-jboss40=1.0.2 | jboss-remoting-jboss40=1.4.3.GA | View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4037961#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...