All Worldpay codes
WORLDPAY · REFUSAL CODE

Worldpay
12

INVALID TRANSACTION OR Invalid transaction

Worldpay saysIntegration issue
12

INVALID TRANSACTION OR Invalid transaction

What it means

Invalid transaction

The operation is not valid in this state, for example capturing twice or refunding more than was paid.

What to do

Check the payment's current state and the order of your API calls.

Don't retry as-isWho can fix it: You, the merchant
Yuno response codeINVALID_TRANSACTION
Source:Worldpay docs — Refusal response codes (Access Worldpay)

Other Worldpay codes with the same meaning

84673833

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.