public JsonResult SelectStdCh() { mStudent_Ch_Choice_Filling_Save _obj = new mStudent_Ch_Choice_Filling_Save(); string Code = string.Empty, Message = string.Empty; if (Session["ApplicationNo"] != null) { if (Session["ApplicationNo"].ToString() != "") { _obj.ApplicationNo = Session["ApplicationNo"].ToString(); } } _obj.studentid = Session["studentid"].ToString(); List <mStudent_Ch_Choice_Filling_Saved_List> _list = new List <mStudent_Ch_Choice_Filling_Saved_List>(); try { ChoiceFillingRepository _objRepository = new ChoiceFillingRepository(); DataSet _ds = _objRepository.SELECT_tbl_Student_Ch_Choice_Filling(_obj); if (_ds != null) { if (_ds.Tables[0].Rows.Count > 0) { foreach (DataRow _dr in _ds.Tables[0].Rows) { _list.Add(new mStudent_Ch_Choice_Filling_Saved_List { id = _dr["ID"].ToString(), InstituteName = _dr["InstituteName"].ToString(), InstituteCourseName = _dr["Coursename"].ToString(), InstituteType = _dr["InstituteType"].ToString(), Discipline = _dr["Discipline"].ToString(), ProgramLevel = _dr["ProgramLevel"].ToString(), Coursename = _dr["Coursename"].ToString(), Specialization = _dr["Specialization"].ToString(), SequenceNumber = _dr["SequenceNumber"].ToString() }); } } } } catch (NullReferenceException) { Code = "error"; Message = "Your session has been expired. Kindly refresh and try again."; } catch (Exception) { Code = "error"; Message = "Error from server side. Kindly refresh and try again."; } return(Json(new { List = _list, c = Code, m = Message }, JsonRequestBehavior.AllowGet )); }