i had the same problem with vista for days was going crazy but if you have macafee i have a fix go to control panel and go to add and remove programs on my pc its programs and features go to macafee click it you have to remove the firewall spam killer and privacy service then restart when i did that limewire finnally worked and at turbo charged settings you should still have a windows firewall if you need a firewall but i have mine turned off right now