# bad_discount_code

> The discount code is unknown or can't be used here.

Source: https://tickwire.io/docs/errors/bad_discount_code/

HTTP 400.

**Likely cause:** A typo, an expired code, or a code for another product.

**What to do:** Check the code.

**Retry:** No. The same request gets the same answer; change something first.

Listed under [Billing, slots and dedicated IPs](https://tickwire.io/docs/errors/#billing-slots-and-dedicated-ips) in [Errors](https://tickwire.io/docs/errors/). Send the error's `requestId` to support and we can find the request.