---
title: INSetDefrosterSettingsInCarIntentResponseCode.failureRequiringAppLaunch
framework: intents
role: symbol
role_heading: Case
path: intents/insetdefrostersettingsincarintentresponsecode/failurerequiringapplaunch
---

# INSetDefrosterSettingsInCarIntentResponseCode.failureRequiringAppLaunch

The user must launch your app to change the defroster setting.

## Declaration

```swift
case failureRequiringAppLaunch
```

## Discussion

Discussion Use this response code when you can’t handle the request through Siri for a reason not covered by any other response code. Don’t use it for general errors or to force the user to launch your app.

## See Also

### Constants

- [INSetDefrosterSettingsInCarIntentResponseCode.unspecified](intents/insetdefrostersettingsincarintentresponsecode/unspecified.md)
- [INSetDefrosterSettingsInCarIntentResponseCode.ready](intents/insetdefrostersettingsincarintentresponsecode/ready.md)
- [INSetDefrosterSettingsInCarIntentResponseCode.inProgress](intents/insetdefrostersettingsincarintentresponsecode/inprogress.md)
- [INSetDefrosterSettingsInCarIntentResponseCode.success](intents/insetdefrostersettingsincarintentresponsecode/success.md)
- [INSetDefrosterSettingsInCarIntentResponseCode.failure](intents/insetdefrostersettingsincarintentresponsecode/failure.md)