# Cancel PreAuth payment
**POST /transactions/{transactionId}/cancel**
PreAuth payments can be canceled in case the token was not used already. In addition to the transaction, the payment token will be revoked as well.
* Canceling the transaction and or the token is only permitted if the transaction is still open, otherwise a `403 Forbidden` will be returned.
* In case the transaction and token are already canceled and the request is repeated, the result will still be `204 No Content`.
## Servers
- Production server (preview release 2024-4): https://api.pace.cloud/pay/2024-4 (Production server (preview release 2024-4))
## Authentication methods
- OAuth2
- Oidc
## Parameters
### Path parameters
- **transactionId** (string)
transaction ID.
## Responses
### 204
Canceled
### 400
Bad request
#### Body: application/vnd.api+json (object)
- **errors** (array[object])
### 401
OAuth token missing or invalid or a linked identity is missing.
Linked identity missing is a special case where you need to make sure that
the user has additionally logged in / authorized with a third-party.
This is not relevant for most use-cases.
The specific error code that identifies a missing linked identity is `missing-linked-identity`
Example:
```
{
"errors": [
{
"id": "cbgmhslmp1o9or9kh1p0",
"title": "Missing linked identity for authorized access",
"detail": "Linked identity is needed to access this resource, please check why the user does not have a linked identity",
"status": "401",
"code": "missing-linked-identity"
}
]
}
```
#### Body: application/vnd.api+json (object)
- **errors** (array[object])
### 403
Forbidden
#### Body: application/vnd.api+json (object)
- **errors** (array[object])
### 404
Resource not found
#### Body: application/vnd.api+json (object)
- **errors** (array[object])
### 406
The specified accept header is invalid
#### Body: application/vnd.api+json (object)
- **errors** (array[object])
### 415
The specified content type header is invalid
#### Body: application/vnd.api+json (object)
- **errors** (array[object])
### 422
The request was well-formed but was unable to be followed due to semantic errors.
#### Body: application/vnd.api+json (object)
- **errors** (array[object])
### 500
Internal server error
#### Body: application/vnd.api+json (object)
- **errors** (array[object])
### 502
Error occurred while communicating with upstream services
#### Body: application/vnd.api+json (object)
- **errors** (array[object])
[Powered by Bump.sh](https://bump.sh)