# disposable_email

> Sign-up needs a permanent e-mail address; this one is from a throwaway e-mail service.

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

HTTP 400.

**Likely cause:** The address's domain is on our list of disposable e-mail services.

**What to do:** Sign up with an e-mail address you keep, such as your work or personal address.

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

Listed under [Sign-in and organisations](https://tickwire.io/docs/errors/#sign-in-and-organisations) in [Errors](https://tickwire.io/docs/errors/). Send the error's `requestId` to support and we can find the request.