Windows Server 2016 rollback after Updates since December (January KB5049993) - Exchange Server

Domenic Z 0 Reputation points
2025-02-05T08:03:55.5433333+00:00

During December i couldn't install the CU for Windows Server 2016.

In January I tried it with the KB5049993 for January - again error.

I researched a lot and found articles like the following:

https://learn.microsoft.com/en-us/answers/questions/413309/windows-server-2016-updates-rollback-after-reboot?page=2#answers

https://learn.microsoft.com/en-us/answers/questions/1865691/windows-server-2016-updates-rollback-after-reboot

German Forum

I tried to turn off the following services on the server and I still get the same error from cbs logs.

WWW-Publishingdienst

WMSVC

MSExchangeADTopology

MSSQL$SQLEXPRESS_SFIRM

SQLBrowser

iqsuitesmtp

iqsuitectrl

POPcon

Log looks like this:

Error      [0x01805b] CSI    0000034d (F) Failed execution of queue item Installer: Network Drivers ({a111f280-5923-47c0-9a68-d0bafb577901}) with HRESULT 800106d9 [Error,Facility=(0001),Code=1753 (0x06d9)].  Failure will not be ignored: A rollback will be initiated after all the operations in the installer queue are completed; installer is reliable[gle=0x80004005]
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