> ## Documentation Index
> Fetch the complete documentation index at: https://ixoworld-mintlify-9a7944b6.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Error Handling

> Comprehensive guide to error handling in IXO API

<Tip>
  Effective error handling is essential for ensuring a smooth developer experience and building robust applications. This guide provides an overview of the errors you may encounter when interacting with IXO API.
</Tip>

<AccordionGroup>
  <Accordion title="Client Errors (4xx)" icon="user-x">
    Errors that occur due to client-side issues.

    <CardGroup>
      <Card title="Common Errors" icon="list">
        * **400 Bad Request**: Malformed request or invalid parameters
        * **401 Unauthorized**: Authentication required or failed
        * **403 Forbidden**: Insufficient permissions
        * **404 Not Found**: Resource not found
        * **429 Too Many Requests**: Rate limit exceeded
      </Card>
    </CardGroup>
  </Accordion>

  <Accordion title="Server Errors (5xx)" icon="server">
    Errors that occur due to server-side issues.

    <CardGroup>
      <Card title="Common Errors" icon="list">
        * **500 Internal Server Error**: Unexpected server condition
        * **502 Bad Gateway**: Invalid response from upstream
        * **503 Service Unavailable**: Server temporarily unable to handle request
      </Card>
    </CardGroup>
  </Accordion>
</AccordionGroup>

## Error Response Structure

IXO API provides informative error responses in JSON format:

```json theme={null}
{
  "error": {
    "code": 400,
    "message": "Invalid request parameters",
    "details": [
      {
        "field": "entityId",
        "error": "Missing required parameter"
      }
    ]
  }
}
```

### Response Fields

* **code**: HTTP status code
* **message**: Human-readable error description
* **details**: Additional error information

## Best Practices

<AccordionGroup>
  <Accordion title="Use HTTP Status Codes" icon="code">
    Rely on HTTP status codes to understand error types and handle them appropriately.
  </Accordion>

  <Accordion title="Implement Retry Logic" icon="refresh">
    For 5xx errors, implement retry logic with exponential backoff.
  </Accordion>

  <Accordion title="Validate Input" icon="check">
    Validate all input parameters before sending requests to minimize 400 errors.
  </Accordion>

  <Accordion title="Respect Rate Limits" icon="clock">
    Monitor and respect rate limits to avoid 429 errors.
  </Accordion>
</AccordionGroup>

## Common Error Solutions

<CardGroup>
  <Card title="400 Bad Request" icon="alert-circle">
    **Solution**: Double-check request syntax and parameters
  </Card>

  <Card title="401 Unauthorized" icon="key">
    **Solution**: Verify access token and re-authenticate if needed
  </Card>

  <Card title="403 Forbidden" icon="shield">
    **Solution**: Verify user permissions and roles
  </Card>

  <Card title="500 Internal Server Error" icon="server">
    **Solution**: Retry after delay or contact support
  </Card>
</CardGroup>

<Tip type="info">
  Always log and monitor errors to identify patterns and improve error handling in your applications.
</Tip>