Windows 8.1 has gotten some press lately as Microsoft rolled out some Windows Updates that broke stuff, which is uncharacteristic.
Well, Windows 7 hasn't been left out of the August update saga...
After installing KB2976627, aka "MS14-051: Cumulative security update for Internet Explorer: August 12, 2014" note that your Windows 7 x64 system may fail an SFC check, claiming these two files are corrupt and cannot be corrected:
C:\Program Files\Common Files\Microsoft Shared\VGX\VGX.dll
For more detailed info see:
Edited by NoelC, 24 August 2014 - 06:00 PM.