# PAYMENT201: Payment outcome unknown

## What this means[​](#what-this-means "What this meansへの直接リンク")

WCPOS could not confirm whether the terminal charged the payment.

Check the payment terminal before attempting another charge, and contact the payment provider if the result remains unclear.

## What to do[​](#what-to-do "What to doへの直接リンク")

Check the details below before trying again. Do not retry until you have confirmed what actually happened — a blind retry can create a duplicate charge or order.

## Your data[​](#your-data "Your dataへの直接リンク")

The outcome could not be confirmed — verify before retrying. If this persists, contact your payment provider.

## Details[​](#details "Detailsへの直接リンク")

* **Code:** `PAYMENT201` (`PAYMENT_OUTCOME_UNKNOWN`)
* **Severity:** error
* **Introduced in:** WCPOS 1.10.0