public async Task <ViewResult> CarView(string carID) { Car car = null; if (string.IsNullOrEmpty(carID)) { return(View()); } else { car = _allCars.GetObjectCar(Int32.Parse(carID)); } CarDetailViewModel obj = new CarDetailViewModel(); obj.car = car; await _hubContext.Clients.All.SendAsync("needUpdateCars", car); return(View(obj)); }