---
title: NEVPNError.Code.configurationStale
framework: networkextension
role: symbol
role_heading: Case
path: networkextension/nevpnerror-swift.struct/code/configurationstale
---

# NEVPNError.Code.configurationStale

An error code that indicates another process modfied the VPN configuration since the last time the app loaded the configuration.

## Declaration

```swift
case configurationStale
```

## Discussion

Discussion This error also occurs if the app tries to save the VPN configuration before loading it from the Network Extension preferences the first time after the app launches.

## See Also

### Error codes

- [NEVPNError.Code.configurationDisabled](networkextension/nevpnerror-swift.struct/code/configurationdisabled.md)
- [NEVPNError.Code.configurationInvalid](networkextension/nevpnerror-swift.struct/code/configurationinvalid.md)
- [NEVPNError.Code.connectionFailed](networkextension/nevpnerror-swift.struct/code/connectionfailed.md)
- [NEVPNError.Code.configurationReadWriteFailed](networkextension/nevpnerror-swift.struct/code/configurationreadwritefailed.md)
- [NEVPNError.Code.configurationUnknown](networkextension/nevpnerror-swift.struct/code/configurationunknown.md)