connector_platform_refused

The instance refused it. Answered with 400.

What it means

The platform's own rules refused the call – its length limit, its media rules, a poll it will not take. The detail carries the instance's own sentence.

What to do

Read the detail: it is the platform speaking, and it names what to change.

The body

{
  "type": "https://tigby.eu/problems/connector_platform_refused",
  "title": "The instance refused it",
  "status": 400,
  "detail": "…what was refused, naming this request's own values",
  "code": "connector_platform_refused",
  "doc_url": "https://docs.tigby.eu/errors/connector_platform_refused",
  "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.