private void BindGrid(DateTime value) { date = value; HttpResponseMessage responseMessage = ordersService.GetActionResponseDateParam("GetOrdersByDate", date.Day, date.Month, date.Year); if (responseMessage.IsSuccessStatusCode) { List <Order_Result> orders = responseMessage.Content.ReadAsAsync <List <Order_Result> >().Result; if (orders.Count() > 0) { OrdersGridView.DataSource = orders; } else { OrdersGridView.DataSource = null; } } else { MessageBox.Show("Error code: " + responseMessage.StatusCode + " Messages: " + responseMessage.ReasonPhrase); } }