Webhook errors normally occur when there is a communication issue between our card processor and the merchant at the time of purchase, which will result in a declined transaction that looks like this:
If you encounter this error, we recommend trying again after a few minutes as the problem is normally fixed rather quickly.
If the problem persists after 2 or 3 attempts, we encourage you to contact us by clicking "Submit a request" in the top right corner of this page so that the team can take appropriate action.