no_inverse

Nothing to undo · HTTP 422

#What it means

This change recorded nothing to undo.

#What to do

No action needed.

#Example

{
  "type": "https://api.bymundi.com/problems/no_inverse",
  "title": "Nothing to undo",
  "status": 422,
  "detail": "This change recorded nothing to undo.",
  "code": "no_inverse",
  "requestId": "req_…"
}

How to read any error: Errors guide.