# SandboxRetryableConnectionError

> **Class** in `langsmith`

📖 [View in docs](https://reference.langchain.com/python/langsmith/sandbox/_exceptions/SandboxRetryableConnectionError)

Raised when a transient failure occurs before a command can start.

``run()`` retries this error with the same command ID, so the server can
deduplicate an attempt whose outcome is unknown.

## Signature

```python
SandboxRetryableConnectionError(
    self,
    message: str,
    *,
    retry_after: Optional[float] = None,
)
```

## Extends

- `SandboxConnectionError`

## Constructors

```python
__init__(
    self,
    message: str,
    *,
    retry_after: Optional[float] = None,
)
```

| Name | Type |
|------|------|
| `message` | `str` |
| `retry_after` | `Optional[float]` |


## Properties

- `retry_after`

---

[View source on GitHub](https://github.com/langchain-ai/langsmith-sdk/blob/19d52419f47c93ca2c57a0d51c58d255f5949092/python/langsmith/sandbox/_exceptions.py#L47)