Errors

invalid_group

400 – Unknown group.

Unknown group. Answered with 400.

What it means

A Reserved Handle entry carries a group, and the one named is not one of the groups the list uses.

What to do

Send one of the listed groups; use other when none of them fits.

The body

{
  "type": "https://tigby.eu/problems/invalid_group",
  "title": "Unknown group",
  "status": 400,
  "detail": "…what was refused, naming this request's own values",
  "code": "invalid_group",
  "doc_url": "https://docs.tigby.eu/errors/invalid_group",
  "agent_hint": "…the next step, for software"
}

Branch on code. The detail names this request's own Handle, id or limit and is not part of the contract.