I have a similar issue. I ran the System Update Readiness Tool, and here is the content of the CheckSUR.log file:
=================================
Checking System Update Readiness.
Binary Version 6.1.7601.21645
Package Version 13.0
2011-12-15 22:12
Checking Windows Servicing Packages
Checking Package Manifests and Catalogs
Checking Package Watchlist
Checking Component Watchlist
Checking Packages
Checking Component Store
(f) CSI Manifest Failed Catalog Check
0x00000000 winsxs\Manifests\wow64_microsoft-windows-ie-htmlrendering_31bf3856ad364e35_9.4.8112.16434_none_922e2c22293367b8.manifest
wow64_microsoft-windows-ie-htmlrendering_31bf3856ad364e35_9.4.8112.16434_none_922e2c22293367b8
(f) CSI Corrupt Identity
0xC0150016 Microsoft-Windows-IIS-WebDAV-Deployment-LangmagePack, Culture=en-US, Version=6.1.7600.16385, PublicKeyToken=31bf3856ad364e35, ProcessorArchitecture=amd64, versionScope=NonSpS
amd64_microsoft-windows-y..oyment-languagepack_31bf3856ad364e35_6.1.7600.16385_en-us_91d7c28aa4e8c96c
Bad identity
(f) CSI Manifest Missing
0x00000002 amd64_microsoft-windows-y..oyment-languagepack_31bf3856ad364e35_6.1.7600.16385_en-us_91d7c28aa4e8c96c.manifest
amd64_microsoft-windows-y..oyment-languagepack_31bf3856ad364e35_6.1.7600.16385_en-us_91d7c28aa4e8c96c
Summary:
Seconds executed: 58
Found 3 errors
CSI Manifest Missing Total count: 1
CSI Manifest Failed Catalog Check Total count: 1
CSI Corrupt Identity Total count: 1
Unavailable repair files:
winsxs\manifests\wow64_microsoft-windows-ie-htmlrendering_31bf3856ad364e35_9.4.8112.16434_none_922e2c22293367b8.manifest
winsxs\manifests\amd64_microsoft-windows-y..oyment-languagepack_31bf3856ad364e35_6.1.7600.16385_en-us_91d7c28aa4e8c96c.manifest
It seems that I am missing the above two files. But where and how can I get those two files??
Thanks.