# ClientHookStopError

> **Class** in `deepagents_code`

📖 [View in docs](https://reference.langchain.com/python/deepagents-code/hooks/client_lifecycle/ClientHookStopError)

Raised when a client-owned hook stops lifecycle processing.

## Signature

```python
ClientHookStopError()
```

## Extends

- `RuntimeError`

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[View source on GitHub](https://github.com/langchain-ai/deepagents/blob/4bfa52000ef65ac623d8ada0cb67f67cbdd663ea/libs/code/deepagents_code/hooks/client_lifecycle.py#L59)