Microsoft 365 Alert : Service degradation – Microsoft Teams – Admins are unable to configure external domain lists in the Microsoft Teams admin center – RESOLVED
17/05/2022 08:40:00 AM (BST)
Microsoft Reference : TM380724
NHSmail Reference : INC28999077
Issue Status : RESTORED
Issue Description : Admins are unable to configure external domain lists in the Microsoft Teams admin center
More info : Additionally, admins clicking ‘refresh’ on any page unexpectedly causes domain lists to no longer display in the admin center.
Scope of impact : This issue affects any admin clicking ‘refresh’ or attempting to configure external domain lists in the Microsoft Teams admin center is impacted.
Final Update : 23/05/2022 09:23:00 AM – Microsoft completed restoring the remaining affected domain lists and have confirmed via service telemetry and with some previously impacted admins that resolution is achieved.
Root Cause : A recent code fix intended to address unrelated issues in the Microsoft Teams admin center has broken connections between components that facilitate external domain configuration.
Next steps : Microsoft are assessing code fix validation procedures to ensure that future fixes won’t impact connections between components that facilitate external domain configurations.