Windows Update Breaks Windows 7 Media Center Extender

This is a follow-up to my post regarding restoring Windows 7 Media Center after having problems with a couple of patches from Microsoft.
After restoring the WMC7 PC, most functions worked correctly, with the exception of:

1) TV Archive (it was working but failed on every file due to incorrect file permissions)
2) WHS 2011 did not longer see the restored WMC7 PC as a client, therefore automatic backups did not work, and the Lauchpad indicated that the WHS 2011 server was offline (it was not)
3) Some files, notably Recorded TV files, were no longer accessible from the WMC7 PC or from Extenders.

All of these issues were solved by performing the following steps:

1) Uninstall and then re-install the Extenders
2) Uninstall and then re-install the WHS 2011 connector software on the restored WMC7 PC
3) Make sure … Read More »