TAX_CALENDAR_MISSING
Status: 422 Unprocessable Content
What it means
The tax calendar of that year is not loaded in the app, so the dates cannot be worked out.
What to do
Contact an administrator at the firm. Only they can load the calendar.
Example of the answer
The API answers with this JSON (title and detail change with the situation and the language):
{
"type": "https://docs.mbtcompany.eu/errors/tax-calendar-missing",
"title": "Unprocessable Content",
"status": 422,
"detail": "The tax calendar of that year is not loaded in the app, so the dates cannot be worked out.",
"code": "TAX_CALENDAR_MISSING"
}