public ActionResult ViewDB(string DbContext) { try { if (!Authen.Certification(Session["UserClass"].ToString(), Authen.UserClass.Admin)) { return(RedirectToAction("PermitionEr", "Error")); } HomeworkDBContext homeworkDB = new HomeworkDBContext(); CommentDBContext commentDB = new CommentDBContext(); UserDBContext userDB = new UserDBContext(); CategoryDBContext categoryDB = new CategoryDBContext(); UserCategoriesDBcontext userCategoriesDB = new UserCategoriesDBcontext(); NoteCatDBContext noteCatDB = new NoteCatDBContext(); ClassNotiDBcontext classNotiDB = new ClassNotiDBcontext(); return(View()); } catch { return(RedirectToAction("LoginEr", "Error")); } }