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invalid_version

400 invalid_request. Capa-Version names a date Capa does not serve.

View as Markdown
HTTP statustypeSurfaces
400invalid_requestREST, GraphQL

What it means

Capa-Version names a date Capa does not serve.

WhenWhat the hint tells you
Capa-Version is not a supported datethe versions that exist

What to do

Use one of the dates in the hint.

The response

HTTP 400:

{
  "error": {
    "type": "invalid_request",
    "code": "invalid_version",
    "message": "Capa-Version 2026-13-99 is not a supported version.",
    "param": "Capa-Version",
    "hint": "Supported versions: 2026-10-01.",
    "docs": "https://docs.capacms.com/errors/invalid_version"
  },
  "meta": {
    "version": "2026-10-01",
    "contract": 1,
    "requestId": "req_0f3c…"
  }
}

On GraphQL

/api/graphql answers the same code inside errors[].extensions. The status depends on the Accept header you send (status codes):

application/jsongraphql-response+jsonWhen
400400Capa-Version names no version

See also