using (var magnumDB = new MagnumModelContainer(App.ConnectionString))
            {
                try
                {
                    var newOrder = new Order
                                         {
                                             Address = txtAddress.Text,
                                             Number = int.Parse(txtOrderNumber.Text),
                                             CustomerId = (int) comboCustomer.SelectedValue,
                                             CreateUserId = App.CurrentUser.Id,
                                             CustomerPrice = 0,Price = 0,
                                             StatusPaidId = 1,
                                             OrderStatusId = 1
                                         };
                    magnumDB.AddToOrders(newOrder);//App.MagnumDB.Orders.ApplyCurrentValues(newOrder);
                    try
                    {
                        magnumDB.SaveChanges();
                    }catch (OptimisticConcurrencyException)
                    {
                        magnumDB.Refresh(RefreshMode.ClientWins, App.MagnumDB.Orders);
                        MessageBox.Show("Не сохранилось");
                    }
                    DialogResult = true;
                }
                catch (Exception exception){
                    MessageBox.Show(exception.Message);
                }
            }

        }