Microsoft pushes emergency fix for Windows Server Hyper-V VM issues

Microsoft has released emergency out-of-band (OOB) Windows Server updates to address a known issue breaking virtual machine (VM) creation on Hyper-V hosts after installing this month's Patch Tuesday updates.

BleepingComputer
@TechNews this is why I always stay a few server revisions back. MS is getting worse and worse about Q and A with their updates.