public ActionResult Login(LoginModel loginModel) { USER user = new USER(); AuthorizeDemoEntities db = new AuthorizeDemoEntities(); user = db.USERS.FirstOrDefault(us => us.UserName.Equals(loginModel.UserName) && us.Password.Equals(loginModel.Password)); if (user != null) { FormsAuthentication.SetAuthCookie(user.UserName, false); Session["UserName"] = user.UserName; return(RedirectToAction("List", "Product")); } return(View()); }