ErrorsAll codes
INVALID_EXTENSION
File extension not allowed
Category: General
Example response
When this error occurs, the API returns a JSON response with the following shape:
{
"type": "https://docs.beel.es/errors/INVALID_EXTENSION",
"title": "INVALID_EXTENSION",
"detail": "File extension not allowed",
"instance": "/v1/<resource>",
"errors": [],
"success": false,
"error": {
"code": "INVALID_EXTENSION",
"message": "File extension not allowed",
"details": {}
},
"meta": {
"timestamp": "2026-05-21T10:00:00Z",
"request_id": "4bf92f3577b34da6a3ce929d0e0e4736"
}
}The type URI is stable and always resolves to this page.
Message
File extension not allowed
Extensión de archivo no permitida
Extensió de fitxer no permesa
Send the request with Accept-Language: <es|en|ca> to receive the message in your preferred language.
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