Microsoft 365 Alert – Service Degradation – Microsoft Teams – Users may be unable to access Microsoft Teams using web browsers – RESOLVED

Announcements Sourav Nandi

28/06/2023 13:15:00 PM (GMT)

NHSmail Reference : INC36678693

Microsoft Reference : TM612617

Issue Status : RESOLVED

Issue Description : Users may be unable to access Microsoft Teams using web browsers.

More info : Users may have been unable to load Microsoft Teams via the “teams.microsoft.com” web page and desktop app.

Users may have seen an “Operation failed with unexpected error” message.

Users accessing the service via a cached desktop build would not have experienced impact.

Final Update : 28/06/2023 16:14:00 PM – Microsoft confirmed impact has recovered for most users.

Scope of impact : Impact is specific to users who are served through the affected infrastructure and are not using a cached desktop build.

Root cause : A recent configuration change has inadvertently resulted in impact

Next steps : Microsoft are reviewing their configuration procedures to better identify similar issues during the development and testing cycles.