ErrorsAll codes
NO_UNSIGNED_DOCUMENT
No unsigned representation document exists. Generate one before uploading the signed PDF
Category: VeriFactu
Example response
When this error occurs, the API returns a JSON response with the following shape:
{
"type": "https://docs.beel.es/errors/NO_UNSIGNED_DOCUMENT",
"title": "NO_UNSIGNED_DOCUMENT",
"detail": "No unsigned representation document exists. Generate one before uploading the signed PDF",
"instance": "/v1/<resource>",
"errors": [],
"success": false,
"error": {
"code": "NO_UNSIGNED_DOCUMENT",
"message": "No unsigned representation document exists. Generate one before uploading the signed PDF",
"details": {}
},
"meta": {
"timestamp": "2026-05-21T10:00:00Z",
"request_id": "4bf92f3577b34da6a3ce929d0e0e4736"
}
}The type URI is stable and always resolves to this page.
Message
No unsigned representation document exists. Generate one before uploading the signed PDF
No existe un documento de representación sin firmar. Genere uno antes de enviar el PDF firmado
No existeix un document de representació sense signar. Genera'n un abans d''enviar el PDF signat
Send the request with Accept-Language: <es|en|ca> to receive the message in your preferred language.
Other errors in this category
ALREADY_DISABLED
VeriFactu is already disabled for this user
ALREADY_ENABLED
VeriFactu is already enabled for this user
ALREADY_REGISTERED
The NIF is already registered in VeriFactu
API_COMMUNICATION_ERROR
Error communicating with the VeriFactu API
API_KEY_NOT_CONFIGURED
The VeriFactu API key has not been configured