Have you run the System Update Readiness Tool ( CheckSUR) yet ? Go here, click the DOWNLOAD button, and
save CheckSUR for
Windows 7 x86 -
System Update Readiness Tool for Windows 7 (KB947821) [May 2011]
Please note that the system
must be connected to the internet when CheckSUR is run.
When the download finishes close
all open programs and browsers.
Now run
Windows6.1-KB947821-v12-x86.msu and restart the system if prompted to.
Next, either copy & paste the contents of one of the logs that CheckSUR created when it ran or copy & paste the contents of one of the logs into a .txt file using Notepad and attach it to your reply post, please.
The logs are located at and named Windows\Logs\CBS\
CheckSUR.log
Windows\Logs\CBS\
CheckSUR.persist.log