Thread experienced a major incident on August 19, 2025 affecting Thread Message Processing, lasting 1h 9m. The incident has been resolved; the full update timeline is below.
Affected components
Thread Message Processing
Update timeline
- investigating Aug 19, 2025, 02:41 PM UTC
We are aware of a recent spike in failure messages coming from Microsoft Teams.
- monitoring Aug 19, 2025, 02:44 PM UTC
A Fix have been implemented and we are monitoring.
- resolved Aug 19, 2025, 03:50 PM UTC
This incident has been resolved.