public ActionResult Create(VehicleAdd newItem) { if (ModelState.IsValid) { // Add the new object var addedItem = m.AddNewVehicle(newItem); if (addedItem == null) { return(RedirectToAction("index")); } else { return(RedirectToAction("details", new { Id = addedItem.Id })); } } else { // Uh oh... problems with the incoming data... // Prepare the data for the view (again) var addForm = Mapper.Map <VehicleAddForm>(newItem); // Add the 'select' UI control items addForm.Manufacturers = new SelectList(m.GetAllManufacturersAsList(), "Id", "Name", newItem.ManufacturerId); return(View(addForm)); /* * // Prepare the data for the view (again) * var addForm = new VehicleAddForm(); * * // Add the 'select' UI control items * addForm.Manufacturers = new SelectList(m.GetAllManufacturersAsList(), "Id", "Name", newItem.ManufacturerId); * * // Copy over the data that didn't validate * addForm.Model = newItem.Model; * addForm.Trim = newItem.Trim; * addForm.ModelYear = newItem.ModelYear; * addForm.MSRP = newItem.MSRP; * * return View(addForm); */ } }