API error · HTTP 409

`case_closed`

The case is closed

HTTP status	409 Conflict
`code`	`case_closed`
`title`	The case is closed
Retry?	No (handle)

What it means

The case is closed in WALT. A closed case is never assessed or charged.

What to do

Do not auto-retry. Reopen the case in WALT first, then start the assessment (§12.4).

Example response

Branch on code, never on title or detail. detail varies; quote request_id to support.

HTTP

HTTP/1.1 409 Conflict
Content-Type: application/problem+json

{
  "type": "https://www.underwritinguk.ai/developers/errors/case_closed",
  "title": "The case is closed",
  "status": 409,
  "code": "case_closed",
  "detail": "The case is closed.",
  "request_id": "7b0b1e5c-2f7e-4a52-9a43-5b0d0f0e9d11"
}

All error codes · Error catalogue in the integration guide (§15) · Error handling and retries (§12.4)