If the payment gateway detects an error while receiving the form, an error message will appear and the buyer will not be able to proceed to the payment.
In TEST mode
The message indicates to the buyer that a technical problem occurred and proposes to follow a link to the FAQ to help fix the error.
In PRODUCTION mode
The message simply indicates to the buyer that a technical problem occurred.
In both cases the merchant receives a notification e-mail.
- the source of the error,
- a link to FAQ to facilitate its analysis,
- all the fields of the form.
The FAQ is available here: https://secure.payzen.eu/html/error_code/