# upload_missing

> Completing an upload found no file at its upload URL.

**Nothing uploaded yet** · HTTP 422

## What it means

Completing an upload found no file at its upload URL.

## What to do

PUT the file to the upload URL first (single use, valid for 2 hours), then complete.

## Example

```json
{
  "type": "https://api.bymundi.com/problems/upload_missing",
  "title": "Nothing uploaded yet",
  "status": 422,
  "detail": "Completing an upload found no file at its upload URL.",
  "code": "upload_missing",
  "requestId": "req_…"
}
```

How to read any error: [Errors guide](https://api.bymundi.com/docs/guides/errors.md).