Upgrading vCenter Server may fail with error code 3010. The installer message will look something like "Installation of component VMware vCenter Server failed with error code 3010". VMware article 2149266 discusses the error and possible workarounds.
I received the 3010 error while upgrading vCenter Server 6.7 to 6.7 Update 3N to mitigate against the following vulnerabilities:
VMINST.LOG showed the following line of interest:
PKGMGR-COMP-MSI.LOG showed the following line of interest
I am guessing that the vmeventmsg.dll file is used by Event Viewer for VMware event messages. I did have Event Viewer open during the upgrade to periodically review the upgrade status/progress. I am not sure if the 3010 error would still have occurred if I was not using Event Viewer during the upgrade.
The following steps allowed for a successful vCenter Server upgrade: