| Decline reason |
Description |
Next steps |
| Payment declined. |
The payment was declined due to insufficient funds or an issue with the cardholder's account. |
Ask the cardholder to check their card status with their bank. |
| Transaction timeout. |
The transaction didn't receive a response from the payment gateway in time. |
Retry the transaction. |
| Incorrect PIN. Please try again, |
The entered PIN is incorrect. |
Ask the cardholder to re-enter their PIN. |
| PIN blocked. |
The card has been blocked due to multiple incorrect PIN attempts. |
Ask the cardholder to contact their bank |
| Error message |
Description |
Next steps |
| Loading POS configuration data failed. Missing parameter file |
The credential parameters are incorrectly configured. |
Please contact Support. |
| Loading POS Configuration data failed. Check missing parameters. |
The POSConfigurationServiceHost or POSConfigurationServiceTimeout values are missing. |
Please contact Support. |
| Loading POS configuration data failed. Check param config. |
The device has lost internet connectivity. |
Ensure a strong Wi-Fi or mobile network connection is available. |
| Error trying to deserialise json. |
A general validation error has occurred. The Unity Gateway rejected the request due to invalid or missing data. |
Please contact Support and quote the displayed error message. |
| EMV configuration file downloaded error. |
The EMV configuration file URL is invalid or missing. |
Please contact Support. |
| Customer card has expired. |
You're attempting a transaction with an expired card. |
Ask the customer to retry using a valid card. |
| Unexpected error. |
An unexpected issue occurred. |
Please contact Support. |
| Try another card. |
An invalid or unsupported contactless card was used. |
Insert the card using the chip reader (ICC slot) and retry. |
| Incorrect PIN. Please try again. |
The entered PIN is incorrect. |
Ask the cardholder to re-enter their PIN. |
| Unable to print receipt. Refill paper and press enter. |
There is no paper in the printer. |
Refill paper and press Retry to continue printing. |
| Reswipe card. |
The card wasn't read correctly. |
Retry the swipe or use a different card or payment method. |
| You have exceeded the PIN input limit. Your account has been blocked. |
The cardholder has exceeded the maximum number of PIN attempts. |
The cardholder must contact their card issuer to unlock the card. |
| No result in Transaction history. |
There are no recorded transactions or the Reporting Service URL is missing/invalid. |
Please contact Support if the issue persists. |
| Merchant block error. Transaction amount greater than ceiling limit amount. |
The transaction amount exceeds the allowed ceiling limit configured for the terminal. |
Try entering a lower amount or contact your system administrator. |
| Format error. |
An incorrect CVV code was entered during a keyed transaction. |
Retry the transaction and ensure the correct CVV is provided. |