All Checkout.com codes
CHECKOUT.COM · RESPONSE CODE

Checkout.com
20014

Invalid account number (no such number)

Checkout.com saysHard decline
20014

Invalid account number (no such number)

What it means

Invalid card number

The card number does not exist or is not valid for this issuer.

What to do

Ask the shopper to re-enter the number or use another card. Do not retry the same number.

Don't retry as-isWho can fix it: The shopper
Yuno response codeINVALID_CARD_NUMBER
Source:Checkout.com docs — API response codes

Other Checkout.com codes with the same meaning

20056

Reference only. Codes and descriptions come from each provider's public documentation. The Yuno response code is a reference mapping and does not guarantee how a specific transaction is processed.