# idempotency_conflict

> This key was already used with different input. Use a new key for each intended action; to retry the old one, send exactly the old input.

Source: https://x.builera.app/docs/en/errors/idempotency_conflict

| | |
|---|---|
| HTTP status | 409 |
| Safe to retry | No |
| Message (fixed, English) | This idempotency key was already used with different input. |

## What to do {#what-to-do}

This key was already used with different input. Use a new key for each intended action; to retry the old one, send exactly the old input.

## Error shape {#body}

```json
{
  "code": "idempotency_conflict",
  "message": "This idempotency key was already used with different input.",
  "retryable": false,
  "request_id": "req_…"
}
```

Can be returned by 83 operations

[All error codes](/docs/en/errors)