---
title: "SystemLanguageModel.Error.assetsUnavailable(_:)"
framework: foundationmodels
role: symbol
role_heading: Case
path: "foundationmodels/systemlanguagemodel/error/assetsunavailable(_:)"
---

# SystemLanguageModel.Error.assetsUnavailable(_:)

The assets required for the session are unavailable.

## Declaration

```swift
case assetsUnavailable(SystemLanguageModel.Error.AssetsUnavailable)
```

## Discussion

Discussion This may happen if you forget to check model availability to begin with, or if the model assets are deleted. This can happen if the user disables Apple Intelligence while your app is running.

## See Also

### Error cases

- [SystemLanguageModel.Error.AssetsUnavailable](foundationmodels/systemlanguagemodel/error/assetsunavailable.md)