The following registry entry:
amd64_netfx4-compatjit_dll_31bf3856ad364e35_4.0.9600.21786_none_782473f98ca610d6
It should be under: HKEY_LOCAL_MACHINE\COMPONENTS\DerivedData\Components
In order for you to see the COMPONENTS hive, you will likely need to load it manually beforehand.
You can do this by doing the following:
1. Click your Start button and type cmd into the search box.
2. Right-click on cmd.exe that appears from the search results and select Run as administrator. Answer Yes if the User Account Control prompt comes up.
3. Copy/Paste the following into the command-prompt window and hit enter.
reg load HKLM\COMPONENTS C:\WINDOWS\SYSTEM32\CONFIG\COMPONENTS
4. You should see the following be returned in the command prompt window: The operation completed successfully.