Microsoft 365 Alert – Service Degradation – Microsoft Teams – Some users who are team owners may see an incorrect member and guest count for some teams within Microsoft Teams – RESOLVED

Announcements Habiba Tabasum

09/02/2024 08:44:00 AM

NHSmail Reference: INC41061838

Microsoft Reference: TM709914

Issue Status: RESOLVED

Issue Description: Users who are team owners may see an incorrect member and guest count for some teams within Microsoft Teams.

More info: This event impacts the Microsoft Teams desktop app and the Microsoft Teams web client. Admins can view the correct counts through the Microsoft Teams admin center.

Final Update: 28/03/2024 09:40:00 AM – Microsoft have confirmed that deployment of the fix is now fully complete and that the impact is remediated.

Scope of impact: Some users who are team owners may be impacted by this event when attempting to view member and guest counts for some teams.

Root cause: A code issue within a portion of the Microsoft Teams service infrastructure is causing roster summary values for some teams to be inaccurate, resulting in impact.

Next steps: Microsoft are reviewing this code issue to understand why and how it occurred to prevent similar impact from reoccurring in the future.