TSYS: ResponseCode CV
This is a Card Type verification failure.
The ResponseCode of CV indicates a Card Type verification error. Make certain that the merchant account is configured to accept the card type that you’re specifying. Both AMEX and Discover card processing may need to be turned on for your account.
We appreciate your feedback. If you have any questions, comments, or suggestions about this entry please contact our support team at firstname.lastname@example.org.