Description

The payment failed because the card or account number provided is invalid. This can occur due to typographical errors, incorrect card format, outdated saved card details, or a card that has been deactivated or replaced by the issuer.

Recommended Customer Message

Your payment could not be processed because the card or account number is invalid. Please verify your payment details and try again.

Root Cause

• Incorrect card number entry: The card or account number entered by the customer is mistyped or incomplete.
• Invalid card format: The card number does not conform to standard formats (e.g., missing digits, invalid Luhn check).
• Outdated stored card details: The payment attempt was made using an expired or invalid saved card.
• Card no longer active: The card has been deactivated or replaced by the issuer.

Troubleshooting and Solutions

• Inform the customer that their transaction failed due to an invalid card number.
• Ask the customer to carefully review and re-enter their card or account number.
• Ask the customer to try a different card or payment method if the issue persists.
• Ensure that saved card data is up to date and formatted correctly.