DEFAULT_CANNOT_BE

Cannot unmark the default series. Set another series as default first


HTTP status	`400` Bad Request

Example response

When this error occurs, the API answers 400 Bad Request with a JSON body of this shape:

{
  "type": "https://docs.beel.es/errors/DEFAULT_CANNOT_BE_UNMARKED",
  "title": "DEFAULT_CANNOT_BE_UNMARKED",
  "detail": "Cannot unmark the default series. Set another series as default first",
  "instance": "/v1/<resource>",
  "errors": [],
  "success": false,
  "error": {
    "code": "DEFAULT_CANNOT_BE_UNMARKED",
    "message": "Cannot unmark the default series. Set another series as default first",
    "details": {}
  },
  "meta": {
    "timestamp": "2026-05-21T10:00:00Z",
    "request_id": "4bf92f3577b34da6a3ce929d0e0e4736"
  }
}

The type URI is stable and always resolves to this page.

Message

Cannot unmark the default series. Set another series as default first

No se puede desmarcar la serie predeterminada. Establece otra serie como predeterminada primero

No es pot desmarcar la sèrie predeterminada. Estableix una altra sèrie com a predeterminada primer

Send the request with Accept-Language: <es|en|ca> to receive the message in your preferred language.

Other errors in this category

DEFAULT_CANNOT_DEACTIVATE

Cannot deactivate the default series. Set another series as default first

DEFAULT_CANNOT_DELETE

Cannot delete the default series. Set another series as default first

ENTITY_TYPE_INCONSISTENT_WITH_NIF

The entity type ‹value› does not match the NIF ‹value›: an individual is identified by a DNI or NIE, and a company or entity by a NIF that starts with a legal-form letter

FISCAL_IDENTITY_LIVE_ONLY

This company is live. In Test mode you can only change how the invoice looks (logo, colour, template, languages and additional information). Fiscal details are edited in Live mode