Error code

A type's slug cannot change

A content type's slug is how its entries, generated code, and queries refer to it, so it never changes.

Fig. 03 Ratchet and pawlThe wheel turns freely one way, and the pawl stops it turning back.

Code: TYPE_SLUG_FIXED
Management API: 400

What to do

Change the type's display name instead, or create a new type and move the entries.

The response

Every refusal is an application/problem+json document. Its detail says what went wrong in that request; its type is this page.

{
  "code": "TYPE_SLUG_FIXED",
  "type": "https://coho-cms.com/errors/type-slug-fixed",
  "title": "A type's slug cannot change",
  "status": 400,
  "detail": "What went wrong in this request, in a sentence.",
  "instance": "/v1/projects/…"
}

Every code

The error codes, in a table with a filter.