# invalid_days

> Admin: days must be a whole number from 1 to 30.

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

HTTP 422.

**Likely cause:** The days filter on the deliveries page is 0, above 30, or not a number.

**What to do:** Pick a number of days from 1 to 30 (7 when left out).

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

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