# days_occupied

> The days already hold route content. `occupiedDays` lists them.

**Days already planned** · HTTP 422

## What it means

The days already hold route content. `occupiedDays` lists them.

## What to do

Call again with `replace: true` to replace it (stays and flights are kept), or `replace: false` to add after it.

## Example

```json
{
  "type": "https://api.bymundi.com/problems/days_occupied",
  "title": "Days already planned",
  "status": 422,
  "detail": "The days already hold route content. `occupiedDays` lists them.",
  "code": "days_occupied",
  "requestId": "req_…"
}
```

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