public ActionResult Register(User userRegister) { using (TaskUploaderEntities dbModel = new TaskUploaderEntities()) { if (dbModel.Users.Any(x => x.UserName == userRegister.UserName)) { ViewBag.UserExist = "Username already exist"; return(View("Register", userRegister)); } dbModel.Users.Add(userRegister); dbModel.SaveChanges(); ViewBag.RegisterSuccess = "Your registration is successful."; } ModelState.Clear(); return(View("Register", new User())); }