---
title: NWTCPConnectionState.invalid
framework: networkextension
role: symbol
role_heading: Case
path: networkextension/nwtcpconnectionstate/invalid
---

# NWTCPConnectionState.invalid

The connection is in an invalid or uninitialized state.

## Declaration

```swift
case invalid
```

## See Also

### Connection States

- [NWTCPConnectionState.connecting](networkextension/nwtcpconnectionstate/connecting.md)
- [NWTCPConnectionState.waiting](networkextension/nwtcpconnectionstate/waiting.md)
- [NWTCPConnectionState.connected](networkextension/nwtcpconnectionstate/connected.md)
- [NWTCPConnectionState.disconnected](networkextension/nwtcpconnectionstate/disconnected.md)
- [NWTCPConnectionState.cancelled](networkextension/nwtcpconnectionstate/cancelled.md)