STEP_UP_UNAVAILABLE Re-authentication check temporarily unavailable
- HTTP status
503- Credit
- No credit taken
Meaning
The re-authentication (step-up) check did not respond, so nothing was done and no credit was used.
Fix
Wait for Retry-After, then resend with the same proof (it has not been used yet).
Example response
{
"type": "https://checkslip.com/problems/step-up-unavailable",
"title": "Re-authentication check temporarily unavailable",
"status": 503,
"code": "STEP_UP_UNAVAILABLE",
"instance": "01a18600-0000-7000-8000-000000000000"
}