write_unavailable

Writes are disabled because the Worker has no D1 binding.

Common causes

• wrangler.jsonc has no d1_databases entry, or it was not deployed with the Worker.

How to fix

Run castra provision and redeploy.

Response

{
  "type": "https://castra.mehmetozer.dev/problems/write_unavailable",
  "title": "…",
  "status": 500,
  "detail": "…"
}

detail says what exactly went wrong for this request.