The error message doesn't even tell which class is causing the problem,
so it's hard to know what's wrong with it.
I guess as the general principle, when you see an
IncompatibleClassChangeError, it usually means classes you used to
compile and classes you put in the classpath are different.
regards,
--
Kohsuke Kawaguchi 408-276-7063 (x17063)
Sun Microsystems kohsuke.kawaguchi_at_sun.com