public JsonResult GetAllTramitesComboBox()
        {
            TramiteRepository TramiteRep = new TramiteRepository();

            try
            {
                return(Json(TramiteRep.GetTramitesComboBox(), JsonRequestBehavior.AllowGet));
            }
            catch (Exception ex)
            {
                //throw;
                List <Tramites> list = new List <Tramites>();
                Tramites        obj  = new Tramites();
                obj.Accion  = 0;
                obj.Mensaje = ex.Message.ToString();
                list.Add(obj);
                return(Json(list, JsonRequestBehavior.AllowGet));
            }
        }