protected void saLearnOnlineReversal(object sender, EventArgs e) { PaymentechGateway gateway = new PaymentechGateway(); gateway.Url = "https://wsvar.paymentech.net/PaymentechGateway"; //Create a reversal request object ReversalElement reversalObj = new ReversalElement(); reversalObj.orbitalConnectionUsername = "paymentech_username"; reversalObj.orbitalConnectionPassword = "paymentech_password"; reversalObj.bin = "bin number with paymentech"; reversalObj.merchantID = "Your merchant ID with Paymentech"; reversalObj.terminalID = "Your Terminal ID with Paymentec"; //transaction for reversal reversalObj.orderID […]

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