Jim Ma [http://community.jboss.org/people/jim.ma] replied to the discussion "Jboss 4.2.3 IllegalArgumentException for Invoking webservice in JDK1.6" To view the discussion, visit: http://community.jboss.org/message/552940#552940 -------------------------------------------------------------- Did you try jdk 1.5 ? Is there same error when start  jboss with JDK1.5 ? -------------------------------------------------------------- Reply to this message by going to Community [http://community.jboss.org/message/552940#552940] Start a new discussion in JBoss Web Services Metro at Community [http://community.jboss.org/choose-container!input.jspa?contentType=1&...]