I've done some more research and it may be your Antivirus interfering. Have you had any updates to your antivirus lately.
Clear all your browsers cache. Then turn off McAfee's Banners if you have it.
use this file to clear all your temp data.
Download TFC to your desktop
- Close any open windows.
- Double click the TFC icon to run the program
- TFC will close all open programs itself in order to run,
- Click the Start button to begin the process.
- Allow TFC to run uninterrupted.
- The program should not take long to finish it's job
- Once its finished it should automatically reboot your machine,
- if it doesn't, manually reboot to ensure a complete clean