All Worldpay codes
WORLDPAY · REFUSAL CODE
Worldpay94
Duplicate transaction, or duplicate transmission detected.
Worldpay saysIntegration issue
94Duplicate transaction, or duplicate transmission detected.
What it means
Duplicate transaction
An identical payment was sent very recently, so this one was blocked.
What to do
Confirm whether the first one succeeded before sending again, and use unique order references.
Don't retry as-isWho can fix it: You, the merchant
Yuno response codeDUPLICATED_TRANSACTION
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.