1. Donwload avast: (Pick the adequate installer…!)
    avast! 6.x Free Antivirus: http://files.avast.com/files/avast6final/setup_av_free.exe
    avast! 6.x Pro Antivirus: http://files.avast.com/files/avast6final/setup_av_pro.exe
    avast! 6.x Internet Security: http://files.avast.com/files/avast6final/setup_ais.exe
  2. Uninstall all prior versions (4/5) of avast with this tool: (Follow instructions…!!)
    http://www.avast.com/uninstall-utility
  3. Reinstall avast.
    Problem solved…??
    asyn