public AddUserVM() { MessagingCenter.Subscribe <AddUserPopup, string>(this, "AddUser", async(obj, nameUser) => { User newUser = new User(nameUser, 0, DeviceInfo.Model); await User_DataStore.AddUser(newUser); await PopupNavigation.Instance.PopAsync(); MainPageVM abc = new MainPageVM(); abc.NewGameCmd.Execute(null); }); }