Hello TestingNoobie. I suggest you to uninstall avast 8 via add/remove , restart your computer, run your computer in safe mode and use this tool http://www.avast.com/it-it/uninstall-utility to remove avast 8 program files and other files associated with avast 8. It will then again ask you to restart your computer click yes. After that download the new avast 2014.