Microsoft 365 Alert : Service degradation – Microsoft Teams – Users may be unable to view live events in Microsoft Teams – RESOLVED

24/06/2022 08:48:00 AM (BST)

Issue Reported : 23/06/2022 10:15:00 PM UTC

Microsoft Reference : TM394858  

NHSmail Reference : INC29937877

Issue Status : RESOLVED

Issue Description : Users may be unable to view live events in Microsoft Teams.

More info : Users may see a 400 error during live event streams.

Scope of impact : Your organization is affected by this event, and any user attempting to view live events in Microsoft Teams may be impacted

Final Update : 24/06/2022 08:48:00 AM – Microsoft rerouted traffic to an alternate Content Delivery Network and monitored the environment to verify that service was restored.

Root cause : An unexpected issue with a specific Content Delivery Network is causing errors with live events in Microsoft Teams.

Next steps : Microsoft are working the the Content Delivery Network provider to help identify the source of the issue and find ways to prevent similar issues in the future.

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