protected void GetCheapestOptions() { BLL_TRV_QuoteRequest QR = new BLL_TRV_QuoteRequest(); try { DataSet ds = new DataSet(); ds = QR.GetCheapestOptions(requestID); ViewState["ChepeastAmount"] = ds.Tables[0].Rows[0]["USD_Total_Amount"].ToString(); hdf_Cheapest_Totalamount.Value = ds.Tables[0].Rows[0]["USD_Total_Amount"].ToString(); } catch { } finally { QR = null; } }