Please do the following:

Step 1 - Uninstall the previous version of SPYWAREfighter
* Run this program:
http://download.spamfighter.com/SPYWAREfighter/Tools/SWFRemover.exe

* Wait until the program completes and asks if you want to sent the logs to the support team (choose "No").

* Restart your computer


Step 2 - Reinstall SPYWAREfighter
* Install SPYWAREfighter from here: 
http://download.spamfighter.com/spywarefighter/spywarefighter.exe

If you still experience the problem after this then please write back to me by replying to this email.