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New Windows Server Updates Cause DC Boot Loops, Break Hyper-V

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In addition to the boot loops, Windows administrators say that after installing the patches, Hyper-V no longer starts on the server.


The latest Windows Server updates are causing severe issues for administrators, with domain controllers having spontaneous reboots, Hyper-V not starting, and inaccessible ReFS volumes until the updates are rolled back

Yesterday, Microsoft released the Windows Server 2012 R2 KB5009624 update, the Windows Server 2019 KB5009557 update, and the Windows Server 2022 KB5009555 update as part of the January 2022 Patch Tuesday.

After installing these updates, administrators have been battling multiple issues that are only resolved after removing the updates.

From Bleeping Computer
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