# LangChainException

> **Class** in `langchain_core`

📖 [View in docs](https://reference.langchain.com/python/langchain-core/exceptions/LangChainException)

General LangChain exception.

## Signature

```python
LangChainException()
```

## Extends

- `Exception`

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[View source on GitHub](https://github.com/langchain-ai/langchain/blob/ee95ad6907f5eab94644183393a20aa2a032bb19/libs/core/langchain_core/exceptions.py#L7)