I got the following info, when i click any button in ADMIN. Can anyone explain what does it mean??
INFO:/admin:admin: WARNING: Failed to get the SerializationPolicy 'F9C7463449883B85D9C5989E35C363E6' for module 'http://localhost:8081/admin/com.mycompany.gwt.mycompanyAdmin/'; a legacy, 1.3.3 compatible, serialization policy will be used. You may experience SerializationExceptions as a result.
Thanks!!!