12/10/2023 12:44:00 PM (GMT)
NHSmail Reference : INC38839913
Microsoft Reference : TM680842
Issue Status : RESOLVED
Issue Description : Users may have been unable to utilize custom flows within the Microsoft Teams service.
More info : Some users may have received a 500 error when they attempted to utilize custom flows created in Teams Graph, within the Microsoft Teams service
Final Update : 12/10/2023 12:44:00 PM – Microsoft determined that a recent standard service update inadvertently contained a code regression, which resulted in impact. They have reverted the offending change and have confirmed that service was restored after monitoring the environment.
Scope of impact : Impact was specific to some users who were served through the affected infrastructure.
Root cause: A recent standard service update inadvertently contained a code regression, which resulted in impact.
Next steps: Microsoft are reviewing their standard service update procedures to better identify similar issues during the development and testing cycles.