ErrorsAll codes
MISSING_REQUIRED_FIELD
The field ''{0}'' is required
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_REQUIRED_FIELD",
"title": "MISSING_REQUIRED_FIELD",
"detail": "The field ''{0}'' is required",
"instance": "/v1/<resource>",
"errors": [],
"success": false,
"error": {
"code": "MISSING_REQUIRED_FIELD",
"message": "The field ''{0}'' is required",
"details": {}
},
"meta": {
"timestamp": "2026-05-21T10:00:00Z",
"request_id": "4bf92f3577b34da6a3ce929d0e0e4736"
}
}The type URI is stable and always resolves to this page.
Message
The field ''{0}'' is required
El campo ''{0}'' es obligatorio
El camp ''{0}'' és obligatori
Send the request with Accept-Language: <es|en|ca> to receive the message in your preferred language.
Tokens like
{0}are runtime arguments — the backend fills them with actual values before responding.
Other errors in this category
AUTOMATIC_EMAIL_CONFIG_INVALID
For automatic sending, you must provide an email configuration or a client with email
CONFIGURATION_INVALID
The configuration is not valid
FIELD_BLANK
The field ''{0}'' cannot be empty
FILE_CORRUPTED
File is damaged or corrupt
FILE_EMPTY
The file is empty