Whatnot incident
USPS API instability causing intermittent label generation failure
Whatnot experienced a major incident on June 11, 2026 affecting Ship, lasting 4h. The incident has been resolved; the full update timeline is below.
Affected components
Ship
Update timeline
- investigating Jun 11, 2026, 05:13 AM UTC
We are aware of an issue impacting multiple services and features across Whatnot. Our team is working quickly to resolve the issue.
- investigating Jun 11, 2026, 05:21 AM UTC
We are continuing to investigate this issue.
- investigating Jun 11, 2026, 05:21 AM UTC
We are continuing to investigate this issue.
- identified Jun 11, 2026, 05:28 AM UTC
The issue has been identified, we're working with our provider to fix it as soon as possible.
- resolved Jun 11, 2026, 09:13 AM UTC
We have resolved the issue impacting multiple services and features across Whatnot. Thank you for your patience!