NullPointerException in Command

hi I have a weird situation, which I'll try to explain. mMyClass.setMyListener(new Command() { public void execute() { RootPanel mainPanel = RootPanel.get(ID); mainPanel.add(mMyClass); } }); when execute() is

enum Serialization problem

Hi I have enum in my class which is passed through RPC. when I am looking into the .gwt.rpc and rpc.log files my enum is there, seems Serialization is ok. Till now my application is working fine (actually that enum is not used on the client's side, only on the server layer), but recently I