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.