CU updates failing Win Server 2016

A

Alex_SGI

Hi All,

This is my first time ever posting here and I need some help. I have searched and searched and searched and cannot find an answer to my problem.

I have a server that is a host for a 2 node Hyper-V cluster. Both servers are running Win Server 2016 STD. One of the servers continues to fail to update any Cumulative Update that is pushed out to it via WSUS. The server installs the updates, restarts and when it restarts, windows will give the error "Windows couldn't complete the updates, undoing changes". This is the case for for every update since KB4487026 and continues with KB4503267, KB4507460, KB4516044, KB4524152. The error reported in the event logs is "Windows failed to install the following update with error 0x800F0922.

Things I have tried so far:

Downloading the CU update from catalog - failed
Enabling App Readiness - failed
Disabling AV - Removed & failed
Resizing the recovery partition - no recovery partition available.
Running the update from sconfig - failed

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