Oops, I've attached the wrong diff in the previous post! :) --- rosetta/src/org/jboss/internal/soa/esb/assertion/AssertArgument.java (revision 16081) +++ rosetta/src/org/jboss/internal/soa/esb/assertion/AssertArgument.java (working copy) @@ -38,12 +38,12 @@ * @param argName Argument name. * @throws IllegalArgumentException Argument is null. */ - public static Object isNotNull(Object arg, String argName) throws IllegalArgumentException { + public static void isNotNull(Object arg, String argName) throws IllegalArgumentException { if (arg == null) { throw new IllegalArgumentException("null '" + argName + "' arg in method call."); } - return arg; + return; } /** View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4099203#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...