Shulou(Shulou.com)11/24 Report--

CTOnews.com, December 23, Microsoft recently released an emergency out-of-band update for KB5022553 for Windows Server 2022, fixing an issue that prevented some users from creating new virtual machines on Hyper-V hosts after installing the KB5021237 update released on Tuesday, December 22.

CTOnews.com has learned that users who install Windows Server 2019 (KB5021249) and Windows Server 2022 (KB5021237) on Windows Server or Azure Stack HCI hosts are affected after installing the December update.

In the update, Microsoft said:

This non-security update includes quality improvements. When installing this KB:

This update addresses a known issue that affects Hyper-V hosts that use a software-defined network (SDN) and are managed by System Center Virtual Machine Manager (VMM). You may receive errors involving the following workflows:

Create a new network adapter for existing virtual machines (VM) that join the VM network

Create a new VM with network adapters that have joined the VM network.

If earlier updates are installed, only the new updates contained in this package are downloaded and installed on the device.

CTOnews.com also learned that Microsoft said that Windows Server 2022 will no longer have an optional non-secure preview version after November 22, 2022. For Windows Server 2022, only monthly security updates (called "B" or update Tuesday version) are accumulated.

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