Windows Server 2012 R2 with Exchange freezes on Hyper-V Integration Services Update

I thought that errors while updating Hyper-V Integration Services were thing of a past, but Microsoft Updates from January and February 2018 are proving me wrong https://www.informaticar.net/windows-server-2012-r2-with-exchange-failing-kb4072650-and-kb-4057903/. The problem is, you update Hyper-V Integration Services on Windows Server 2012 R2 with Exchange install on it and it freezes.

In my experience it does not happen on every installation, one member of an Exchange DAG would pass update normally, while other one would fail, and both have exact same configuration, so the problem is quite unusual. Read More

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