When i stop my server i got an error. see attached image.

Moreover, i'm unable to get shadow service working.

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@Remote

public interface IWelcomeService {

public String sayHello(String name);

}

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@org.jboss.errai.bus.server.annotations.ShadowService

public class ShadowService implements IWelcomeService {

  @Override

  public String sayHello(String name) {

    return "hello offline";

  }

}

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@Inject

  Caller<IWelcomeService> remoteService;

newOrderButton.addClickHandler(new ClickHandler() {

  @Override

  public void onClick(ClickEvent event) {

  remoteService.call(new RemoteCallback<String>() {

  @Override

  public void callback(String response) {

  Window.alert(response);

  }

  }).sayHello("Jimmy");  ----> it does nothing !

  navigation.goTo(NewOrderPage.class);

  }

  });