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

# OFFER_CODE_TAKEN

> HTTP 409, from 2 operations of the Admin API.

Its problem `type`: `https://developers.tassyir.io/errors/offer-code-taken`; its `title`: Conflict.

## What to do

Choose another code: codes are unique across the whole business, disabled ones included.

## Answered by

HTTP 409, from:

* [`POST /offers`](/api-reference/admin/offers/create-an-offer)
* [`POST /offers/{id}/codes`](/api-reference/admin/offers/add-a-code-to-an-offer)

The shape of every problem, and how `@tassyir/app` reports it: [Errors](/guides/errors).


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