public ActionResult logout() { User login = AuthBLL.GetUser(); if (login != null) { Session.Abandon(); HttpCookie ck = Response.Cookies["usr"]; if (ck != null) { ck.Expires = DateTime.Now.AddDays(-1); } Session["GuvenlikKodu"] = null; Session["kullanici"] = null; } return(RedirectToAction("Welcome", "Login", new { area = "admin" })); }