public JsonResult LoadDriversByCarNo(string strCarNo) { string strErrText; DDSystem dd = new DDSystem(); List <CarrierDriver> listDriver = dd.LoadDriversByCarNo(strCarNo, LoginAccountId, LoginStaffName, out strErrText); if (listDriver == null) { throw new Exception(strErrText); } var ret = from d in listDriver select new { d.Id, d.Name }; return(Json(ret, JsonRequestBehavior.AllowGet)); }