VIEWER_SIGN_IN_REQUIRED

What it means. This app is private. Sign in with the email it was shared with to open it.

What to do. Sign in in the Uarpie viewer with the email address the owner invited, then open the app again.

  • HTTP status: 401
  • Retryable after applying the fix: yes

Every failure from the CLI or an MCP tool has this shape:

{
  "ok": false,
  "code": "VIEWER_SIGN_IN_REQUIRED",
  "message": "This app is private. Sign in with the email it was shared with to open it.",
  "fix": "Sign in in the Uarpie viewer with the email address the owner invited, then open the app again.",
  "file": "<where to edit, when known>",
  "retryable": true,
  "docs": "https://docs.uarpie.app/errors/VIEWER_SIGN_IN_REQUIRED"
}

Apply fix (edit file when it is given), then run the same command again.