ConfigMgr Backup in combination with WSUS

I noticed that the scheduled backup of ConfigMgr can conflict with the installation of WSUS. When you have WSUS 3.0 SP1 installed on the same machine as your ConfigMgr Site you can, at random occassions, get problems with your WSUS installation. This is what happens: During the execution of the ConfigMgr Backup it does some kind of a healthcheck. When it then notices that the SUP/WSUS is not responding good it will try to do an repair action of WSUS. At this point the problem starts, bacause the installer of WSUS 3.0 SP1 doesn’t have a repair function, so WSUS will get uninstalled… After this has happened you can get errors like “Sync failed: WSUS server not configured. Source: CWSyncMgr::DoSync SMS_WSUS_SYNC_MANAGER” in the ConfigMgr Site Status. …

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