ErrorsAll codes
MISSING_PART
A required part of the multipart request is missing.
Category: General
Example response
When this error occurs, the API returns a JSON response with the following shape:
{
"type": "https://docs.beel.es/errors/MISSING_PART",
"title": "MISSING_PART",
"detail": "A required part of the multipart request is missing.",
"instance": "/v1/<resource>",
"errors": [],
"success": false,
"error": {
"code": "MISSING_PART",
"message": "A required part of the multipart request is missing.",
"details": {}
},
"meta": {
"timestamp": "2026-05-21T10:00:00Z",
"request_id": "4bf92f3577b34da6a3ce929d0e0e4736"
}
}The type URI is stable and always resolves to this page.
Message
A required part of the multipart request is missing.
Falta una parte obligatoria en la petición multipart.
Falta una part obligatòria a la petició multipart.
Send the request with Accept-Language: <es|en|ca> to receive the message in your preferred language.
Other errors in this category
AUTOMATIC_EMAIL_CONFIG_INVALID
For automatic sending, you must provide an email configuration or a client with email
BAD_REQUEST
The provided data is not valid.
BUSINESS_RULE_VIOLATION
The operation breaks a business rule.
CONCURRENT_MODIFICATION
The resource was modified by another operation. Please retry.
CONFIGURATION_INVALID
The configuration is not valid