public ActionResult Create(AspNetRole aspnetrole) { if (ModelState.IsValid) { var query = (from t in db.AspNetRoles where t.Name == aspnetrole.Name select t).ToList(); if (query.Count > 0) { ViewBag.SuccessMsg = "Role name is already exist"; return(View()); } aspnetrole.Id = Convert.ToString(objSourceMastersModel.GetMaxNumberRole()); db.AspNetRoles.Add(aspnetrole); db.SaveChanges(); return(RedirectToAction("Index")); } return(View(aspnetrole)); }