protected void btnFindPayment_OnClick(object sender, EventArgs e) { //DTO.BankTransaction bankTransaction = GvPaymentMissingSource.SingleOrDefault(a => a.Ref1 == txtFindPaymentSelected.Text); var biz = new BLL.PaymentBiz(); gvFindPaymentResult.DataSource = null; DTO.GetPaymentByRangeRequest request = new DTO.GetPaymentByRangeRequest(); request.PaymentStarting = txtPaymentNumberStart.Text.Trim(); request.PaymentEnding = txtPaymentNumberEnd.Text.Trim(); //request.Amount = bankTransaction.Amount; var result = biz.GetPaymentByRange(request); gvFindPaymentResult.DataSource = result.DataResponse.PaymentByRangeResults; gvFindPaymentResult.DataBind(); ModFindPayment.Show(); }