---
title: NETunnelProviderError
framework: networkextension
role: symbol
role_heading: Structure
path: networkextension/netunnelprovidererror-swift.struct
---

# NETunnelProviderError

An error that the tunnel provider encounters.

## Declaration

```swift
struct NETunnelProviderError
```

## Topics

### Error information

- [NETunnelProviderError.Code](networkextension/netunnelprovidererror-swift.struct/code.md)

### Error codes

- [networkSettingsInvalid](networkextension/netunnelprovidererror-swift.struct/networksettingsinvalid.md)
- [networkSettingsCanceled](networkextension/netunnelprovidererror-swift.struct/networksettingscanceled.md)
- [networkSettingsFailed](networkextension/netunnelprovidererror-swift.struct/networksettingsfailed.md)

### Type Properties

- [errorDomain](networkextension/netunnelprovidererror-swift.struct/errordomain.md)

## Relationships

### Conforms To

- [CustomNSError](foundation/customnserror.md)
- [Equatable](swift/equatable.md)
- [Error](swift/error.md)
- [Hashable](swift/hashable.md)
- [Sendable](swift/sendable.md)
- [SendableMetatype](swift/sendablemetatype.md)