Surface: Authentication API · application/problem+json Type URI: https://docs.zeroset.com/problems/refresh_conflict Code: refresh_conflict HTTP status: 409

Another concurrent request completed the refresh first.

Resolving it

Retry using the current refresh token rather than the one the losing request held. This is a benign race.

Response shape

{
  "type": "https://docs.zeroset.com/problems/refresh_conflict",
  "title": "Refresh conflict",
  "status": 409,
  "code": "refresh_conflict",
  "detail": "a human-readable explanation"
}

Every field is required. Clients must reject an authentication problem whose type is not exactly the expansion shown above — the Nebula SDKs do.