---
title: NSAlertErrorReturn
framework: appkit
role: symbol
role_heading: Global Variable
path: appkit/nsalerterrorreturn
---

# NSAlertErrorReturn

The alert cannot identify the reason it was closed; it may have been closed by an external source or by a button other than those listed above.

## Declaration

```swift
var NSAlertErrorReturn: Int { get }
```

## See Also

### Constants

- [NSAlertDefaultReturn](appkit/nsalertdefaultreturn.md)
- [NSAlertAlternateReturn](appkit/nsalertalternatereturn.md)
- [NSAlertOtherReturn](appkit/nsalertotherreturn.md)