---
title: NIErrorDomain
framework: nearbyinteraction
role: symbol
role_heading: Global Variable
path: nearbyinteraction/nierrordomain
---

# NIErrorDomain

A unique error domain for Nearby Interaction.

## Declaration

```swift
let NIErrorDomain: String
```

## Discussion

Discussion For more information on Core Foundation error domains, see Error domains.

## See Also

### Errors

- [NIError](nearbyinteraction/nierror.md)
- [NIError.Code](nearbyinteraction/nierror/code.md)