# idempotency_key_reused

Idempotency key reused: HTTP 422.

HTTP 422 · Idempotency key reused

## Meaning
The Idempotency-Key was used before with a different body.

## Fix
Use a new key for a new request; reuse a key only to retry the same request.

## Retry
The same call fails again until something changes.

## Returned by
No operation in the definition lists this code yet (`x-errors`).

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Generated from registry/generated/problems.json

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