Mastercard 4812 — Account Number Not on File

What it means

The account number used was not on file with the issuer, or the transaction did not match an valid open account.

Common causes

• Incorrect PAN entered manually
• Closed or invalid account charged
• Token or wallet mapping to wrong account

Evidence that helps you win

• Authorization approval on the submitted account number
• Customer order linking payment method to purchase
• Processor logs with consistent account data
• Proof account was valid and open at transaction time