Apollo GraphQL incident

Schema proposal diff views returning errors

Minor Resolved View vendor source →

Apollo GraphQL experienced a minor incident on April 16, 2026 affecting Schema Checks and Schema Publishing, lasting —. The incident has been resolved; the full update timeline is below.

Started
Apr 16, 2026, 03:43 PM UTC
Resolved
Apr 16, 2026, 03:43 PM UTC
Duration
Detected by Pingoru
Apr 16, 2026, 03:43 PM UTC

Affected components

Schema ChecksSchema Publishing

Update timeline

  1. investigating Apr 16, 2026, 12:45 PM UTC

    Status: Investigating We are aware of an issue affecting GraphOS Studio where users may encounter errors when attempting to view the Changes or Schema Reference tabs within graph proposal. We are investigating and will give an update soon. Affected components Schema Checks (Degraded performance) Schema Publishing (Degraded performance)

  2. monitoring Apr 16, 2026, 01:27 PM UTC

    Status: Monitoring We have identified the root cause of the failures affecting the Changes and References tabs in Schema Proposals. A fix has been deployed and we continue to monitor and investigate. Affected components Schema Checks (Operational) Schema Publishing (Operational)

  3. resolved Apr 16, 2026, 03:43 PM UTC

    Status: Resolved Proposals errors have been clear for ~2 hours since the rollback reached prod. Marking resolved. Affected components Schema Checks (Operational) Schema Publishing (Operational)