THIS IS NOT A REQUEST FOR HELP: JUST A HELPFUL TIP If anyone has ever run into a problem with their Acer Travelmate(have not seen with other models) laptop stalling during a shutdown/restart then take this into consideration: right click My Computer.and click Manage, on the left side select Device Manager press the + beside Imageing Devices. Right click your webcam and click Disable. Try and restart your computer. If it restarts fine without stalling, this fix is for you, keep reading. If the above worked, re-enabled the webcam. Now following the same steps My Computer > Manage > Device Manager >.... At the bottom of the list, you will see Universal Serial Bus controllers, in that list is your USB plugs. Now this will get a little tedious, but in order to figure out which one is stopping the webcam, you have to try it on each one. You will only have to do this one the USB Root Hub Right click one, go to Properties, then go to Power Managment and uncheck Allow the computer to turn this device off to save power Restart the computer, if it freezes, re-enable that device and try the next one.