Microsoft reported a serious outage at a data center in its Southeast Asia region earlier this week, caused by cooling systems taken offline by a utility power surge. The issue (Tracking ID: VN11-JD8) forced engineers to take compute and storage units offline until cooling was restored, and the impact on downstream systems appears to have included many Dynamics 365 Business Central instances in the region, including production systems.

As the outage propagated to BC instances, users and consultants took to social media to check on the breadth of the outage, with some noting that it was also affecting Microsoft 365 and lasted for hours.

In a message to customers, Microsoft wrote: