As explained in reference link you provided, I downloaded and ran System Update Readiness tool (CheckSUR):
https://support.microsoft.com/help/947821It says "Install completed".
Then I check log
c:\windows\logs\Checksur.log- Code: Select all
=================================
Checking System Update Readiness.
Binary Version 6.1.7601.22471
Package Version 26.0
2019-05-01 11:48
Checking Windows Servicing Packages
Checking Package Manifests and Catalogs
(f) CBS MUM Corrupt 0x00000000 servicing\Packages\update-bf.mum Expected file name Package_for_KB3080446_BF~31bf3856ad364e35~amd64~~6.1.1.2.mum does not match the actual file name
Checking Package Watchlist
Checking Component Watchlist
Checking Packages
Checking Component Store
Summary:
Seconds executed: 2449
Found 1 errors
CBS MUM Corrupt Total count: 1
Unavailable repair files:
servicing\packages\update-bf.mum
servicing\packages\update-bf.cat
Following reference point 2 I downloaded package "
Windows6.1-KB3080446-x64.msu" and stored it in
%WinDir%\Temp\CheckSUR\Packages.
Then re-ran CheckSUR.
Same log as above, or very similar....
Then I tried to "expand"
kb3008446 msu and its
windows-*.cab content:
-
cab and
mum files in
c:\windows\temp\checksur\servicing\packages-
manifest files in
c:\windows\temp\checksur\winsxs\manifestsre-ran checksur, and her the log file:
- Code: Select all
=================================
Checking System Update Readiness.
Binary Version 6.1.7601.22471
Package Version 26.0
2019-05-01 17:19
Checking Windows Servicing Packages
Checking Package Manifests and Catalogs
(f) CBS MUM Corrupt 0x00000000 servicing\Packages\update-bf.mum Expected file name Package_for_KB3080446_BF~31bf3856ad364e35~amd64~~6.1.1.2.mum does not match the actual file name
(fix) CBS MUM Corrupt CBS File Replaced update-bf.mum from Cabinet: C:\Windows\CheckSur\v1.0\windows6.1-7601-x64-clientcab4.cab.
(fix) CBS Paired File CBS File also Replaced update-bf.cat from Cabinet: C:\Windows\CheckSur\v1.0\windows6.1-7601-x64-clientcab4.cab.
Checking Package Watchlist
Checking Component Watchlist
Checking Packages
Checking Component Store
Summary:
Seconds executed: 1422
Found 1 errors
Fixed 1 errors
CBS MUM Corrupt Total count: 1
Fixed: CBS MUM Corrupt. Total count: 1
Fixed: CBS Paired File. Total count: 1
So... something seems fixed...