public ActionResult AddOrEdit(User userModel) { using (ProductChimiqueEntities1 dbModel = new ProductChimiqueEntities1()) { if (dbModel.Users.Any(x => x.Username == userModel.Username)) { ViewBag.DuplicateMessage = "Produict Already Existed"; return(View("AjoutProduit", userModel)); } dbModel.Users.Add(userModel); dbModel.SaveChanges(); } ModelState.Clear(); ViewBag.SuccessMessage = "Registation Sucessful"; return(View("AjoutUsers", new User())); }