# invalid_idempotency_key

> Idempotency-Key is not a UUID, or it was sent more than once.

HTTP status: 400

## What to do

Send one Idempotency-Key header with a UUID, or none.

## Example

```json
{
  "error": "invalid_idempotency_key",
  "request_id": "0f8e2c4a-6b1d-4e3f-9a7c-5d2b8e1f4a60",
  "doc_url": "https://developers.komplai.dk/errors/invalid_idempotency_key"
}
```

## Operations that can return it

- POST /v1/redact/jobs (https://developers.komplai.dk/reference/redact.md)
- POST /v1/redact/file/jobs (https://developers.komplai.dk/reference/redact.md)

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https://developers.komplai.dk/errors/invalid_idempotency_key