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# accountAuthenticationModificationController(_:didFail:error:)

Tells the delegate an account modification request failed.

```
optional func accountAuthenticationModificationController(_ controller: ASAccountAuthenticationModificationController, didFail request: ASAccountAuthenticationModificationRequest, error: any Error)
```

## Parameters

`controller`

The account authentication modification controller that initiated the request.

`request`

The request that failed.

`error`

An error that indicates why the request failed.

---

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