> ## Documentation Index
> Fetch the complete documentation index at: https://cortex-foundation-add13747-droid-2a5c5e50-docs-ferndesk-pro.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# conflict

> Conflict. HTTP 409.

|           |                                                    |
| --------- | -------------------------------------------------- |
| HTTP      | `409`                                              |
| `code`    | `conflict`                                         |
| `type`    | `https://docs.cortex.foundation/problems/conflict` |
| Retryable | yes                                                |

Optimistic concurrency or a uniqueness constraint lost a race. Retrying the identical request can succeed.

```json theme={null}
{
  "type": "https://docs.cortex.foundation/problems/conflict",
  "title": "Conflict",
  "status": 409,
  "code": "conflict",
  "request_id": "req_…"
}
```

## Related

* [Errors](/api/errors) — how to branch on `code`, and what not to render from `detail`.
* [Problem catalog](/problems) — every code, its status, and whether retrying helps.
* [Troubleshooting](/getting-started/troubleshooting) — what a message in the product means.