public ActionResult Edit([Bind(Include = "ProductID,ProductName,SupplierID,CategoryID,QuantityPerUnit,UnitPrice,UnitsInStock,UnitsOnOrder,ReorderLevel,Picture,Discontinued")] Product product) { if (ModelState.IsValid) { db.Entry(product).State = EntityState.Modified; db.SaveChanges(); return(RedirectToAction("Index")); } ViewBag.CategoryID = new SelectList(db.Categories, "CategoryID", "CategoryName", product.CategoryID); ViewBag.SupplierID = new SelectList(db.Suppliers, "SupplierID", "CompanyName", product.SupplierID); return(View(product)); }