# not_found

HTTP 404 · Requests and sign-in (SPEC §15.3, §20.1)

Nothing exists at this address, or you can't see it.

## Does retrying help?

Not as it is. Change the request as the message says, then send it again.

## The response

Every Flatstack error has this shape. `details`, when present, says more about this case.

```json
{
  "error": {
    "code": "not_found",
    "message": "Nothing exists at this address, or you can't see it.",
    "docsUrl": "https://flatstack.dev/docs/errors/not_found"
  }
}
```

[All error codes](/docs/errors)