---
title: NEAppProxyErrorDomain
framework: networkextension
role: symbol
role_heading: Global Variable
path: networkextension/neappproxyerrordomain
---

# NEAppProxyErrorDomain

The domain used for app proxy errors.

## Declaration

```swift
let NEAppProxyErrorDomain: String
```

## See Also

### Errors

- [NEAppProxyFlowError](networkextension/neappproxyflowerror-swift.struct.md)
- [NEAppProxyFlowError.Code](networkextension/neappproxyflowerror-swift.struct/code.md)
- [NEAppProxyFlowError](networkextension/neappproxyflowerror-swift.struct.md)