public static int AddReserve(LTS.Reserve reserve) { int?ReserveID = -1; try { using (LTS.LTSBase access = new LTS.LTSDC()) { access.InsertReserve(reserve.CellNo, reserve.Email, reserve.IDno, reserve.Name, reserve.ResDate, reserve.StockID, reserve.Surname, ref ReserveID); } } catch (Exception ex) { } return(ReserveID.Value); }