> ## Documentation Index
> Fetch the complete documentation index at: https://apidocs.sesametime.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Error Handling

> Understand API errors and implement robust error handling

## Error Reference

| Error Code            | HTTP Status | Description                             |
| --------------------- | ----------- | --------------------------------------- |
| `validation_error`    | 422         | Request data failed validation          |
| `not_found`           | 404         | Requested resource doesn't exist        |
| `unauthorized`        | 401         | Invalid or missing authentication token |
| `forbidden`           | 403         | Token lacks required permissions        |
| `conflict`            | 409         | Resource conflict (duplicate, etc.)     |
| `rate_limit_exceeded` | 429         | Too many requests                       |
| `internal_error`      | 500         | Unexpected server error                 |
| `service_unavailable` | 503         | Service temporarily unavailable         |