unknown_target

That can't be pinned · HTTP 422

What causes this

The flow or customer is not in your organization, or the page is not one that can be pinned.

How to fix it

Pin from the page itself with Pin to rail, which only appears where pinning works.

What the response looks like

{
  "error": {
    "code": "unknown_target",
    "status": 422,
    "message": "…",
    "hint": "…",
    "request_id": "req_…",
    "docs_url": "https://cloud.ngentix.ai/docs/errors/unknown_target"
  }
}

Quote the request_id if you contact support — it identifies your exact request in our logs.