Transaction Errors

There are a few possible errors that can occur when processing transactions.

Invalid Merch

If you receive an Invalid Merch error message as shown below, this card brand (i.e. American Express, Mastercard, etc.) is not accepted by your clinic. Click Change Card and try a card from a different brand.

Invalid Swipe Data

If you receive an Invalid Swipe Data error message as shown below, you’ll need to click the Change Card and retry the swipe.

Invalid Bal/Settle (Out of Balance)

If you receive an Invalid Bal/Settle (Out of Balance) error, this indicates the card has been denied. Click Change Card to try another card, or cancel the transaction and ask for another form of payment.

Authentication Failed

If you receive an Authentication Failed error message, click Change Card and try again. You may need to try another card.

TransactionSetupID Expired

If you receive a TransactionSetupID expired error, click Cancel Transaction, close the window, and then re-add the charges. If you continue to receive this error, you may need to refresh your browser window.

Transaction timeout has been exceeded

You’ll receive this error message if you wait too long to click Process Transaction after the card has been swiped. You’ll need to cancel the transaction and re-swipe the card.

Unable to read input. Waiting for Retry

This error occurs when your Anti-virus software is interfering with the connectivity of the Worldpay from FIS Integration. To resolve: Add the following URLs to your anti-virus program.



Card-on-File Service Unavailable

This error occurs when Worldpay has not activated the ability the save a card. To resolve this issue, you must contact Worldpay from FIS directly at 1-800-846-4472.

Service Unavailable Message

If you’ve encountered the Service Unavailable error message, we recommend processing payments in your Worldpay from FIS Merchant iQ portal or by calling Worldpay from FIS Customer Care at 1-800-846-4472 where they can process the payment for you.