# build_failure_footer

> **Function** in `deepagents_cli`

📖 [View in docs](https://reference.langchain.com/python/deepagents-cli/widgets/welcome/build_failure_footer)

Build a footer shown when the server failed to start.

## Signature

```python
build_failure_footer(
    error: str,
) -> Content
```

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| `error` | `str` | Yes | Error message describing the failure. |

## Returns

`Content`

Content with a persistent failure message.

---

[View source on GitHub](https://github.com/langchain-ai/deepagents/blob/88c2b5cb874dc1d093acf54d2a967ba6e085c99b/libs/cli/deepagents_cli/widgets/welcome.py#L288)