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# addSecureElementPassViewController(_:didFinishAdding:error:)

Tells the delegate when PassKit finishes adding a Secure Element pass.

```
optional func addSecureElementPassViewController(_ controller: PKAddSecureElementPassViewController, didFinishAdding pass: PKSecureElementPass?, error: (any Error)?)
```

## Parameters

`controller`

The view controller that requests PassKit to add a pass.

`pass`

If addition succeeds, the Secure Element pass that PassKit adds; otherwise, `nil`.

`error`

If addition fails, an error that describes the failure; otherwise, `nil`. See [`PKAddSecureElementPassError`](/documentation/PassKit/PKAddSecureElementPassError) for more information.

---

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