"adrian(a)jboss.org" wrote : What does ClassInfoImpl have to do with it? | You do it in the subclass ReflectClassInfoImpl. Yup, that would work. :-) How come this doesn't effect other subclasses of ClassInfoImpl - ArrayInfoImpl, EnumInfoImpl, InterfaceInfoImpl, AnnotationInfoImpl? They don't need typeInfoFactory, classInfoHelper, annotationHelper after deserialization? View the original post : http://www.jboss.com/index.html?module=bb&op=viewtopic&p=4063871#... Reply to the post : http://www.jboss.com/index.html?module=bb&op=posting&mode=reply&a...