# unprocessable

> The request is well formed but cannot be applied to the resource as it is now. The detail says why.

**Cannot apply** · HTTP 422

## What it means

The request is well formed but cannot be applied to the resource as it is now. The detail says why.

## What to do

Read the resource again and follow the detail.

## Example

```json
{
  "type": "https://api.bymundi.com/problems/unprocessable",
  "title": "Cannot apply",
  "status": 422,
  "detail": "The request is well formed but cannot be applied to the resource as it is now. The detail says why.",
  "code": "unprocessable",
  "requestId": "req_…"
}
```

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