Census change history: Degraded UI performance

Census reported a major Sync Management UI degradation from 2026-09-08 20:04 UTC to 2026-09-08 22:06 UTC, lasting 2 h 1 min. A recent change blocked some UI jobs, delaying notifications and preventing dataset previews, sync configuration fields, and connection tests from loading for some organizations. A fix was implemented, and the incident was resolved.