GWT RequestFactory: SEVERE: No RequestContext for operation 21ta4sO_AJ6TM$y1q6TcANUXPyQ=
Problem Error message like: Jan 27, 2012 10:48:51 AM com.google.web.bindery.requestfactory.server.ServiceLayerDecorator die SEVERE: No RequestContext for operation 21ta4sO_AJ6TM$y1q6TcANUXPyQ= com.google.web.bindery.requestfactory.server.UnexpectedException: No RequestContext for operation 21ta4sO_AJ6TM$y1q6TcANUXPyQ= Solution The RequestContext interfaces annotated with the @Service annotation doesn't reflect the exact method signature of the DAOService class. Pay attention that int and Integer resp. boolean and Boolean are not the same! @ANDREA You have to re-run the annotation processor. Also the signature, namely the return type, the parameter types, and the number of parameters have to match exactly the service methods. This is an example that uses the ServiceLocator pattern but should also work for non ServiceLocator using code: @Service(value = BookingDAOService.class, locator = DAOServiceLocator.class) public interface BookingRequest extends RequestCo