# NovaConfigurationError

> **Class** in `langchain_amazon_nova`

📖 [View in docs](https://reference.langchain.com/python/langchain-amazon-nova/_exceptions/NovaConfigurationError)

Exception raised for configuration errors.

This occurs when:
- API key is missing or invalid
- Base URL is invalid
- Environment variables are not set properly

## Signature

```python
NovaConfigurationError(
    self,
    message: str,
)
```

## Parameters

| Name | Type | Required | Description |
|------|------|----------|-------------|
| `message` | `str` | Yes | Error message |

## Extends

- `NovaError`

## Constructors

```python
__init__(
    self,
    message: str,
)
```

| Name | Type |
|------|------|
| `message` | `str` |


---

[View source on GitHub](https://github.com/amazon-nova-api/langchain-amazon-nova/blob/213daad519b5c69124a9029884d7f593944bd35f/libs/amazon_nova/langchain_amazon_nova/_exceptions.py#L159)