91517 and 91577 are validation errors. These errors indicate that a particular card type (American Express for example) or a token (read about tokens here) associated with a particular card type isn’t accepted by your merchant account. To resolve, you would need to reach out to your merchant account provider and enable the card type in question.
Error: 91517/91577 Payment instrument is not accepted by this merchant account/merchant account does not support payment instrument. What’s going on? Print
Modified on: Mon, 26 Mar, 2018 at 11:45 AM
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