Hi Em,
Follow the mentioned methods:
Method 1:
Perform Clean Boot and check.
To help troubleshoot error message, you can start Windows Vista or Windows 7 by using a minimal set of drivers and startup programs. This kind of startup is known as a "clean boot." A clean boot helps eliminate software conflicts.
How to troubleshoot a problem by performing a clean boot in Windows Vista or in Windows 7
**http://support.microsoft.com/kb/929135**
**** Please note: After the troubleshooting, make sure to boot your computer to normal mode by following the step 7.
Method 2:
Run uninstall and reinstall fix it and check for the issue.
http://support.microsoft.com/mats/Program\_Install\_and\_Uninstall
Hope the above information is helpful!