Vista computer wakes immediately after you put it to sleep

If you put your Vista computer to sleep but it immediately wakes up, this may be caused by a USB device connected to a USB host controller that doesn't support the wake from sleep functionality. You can fix the problem by disabling the USB device's ability to wake the computer. Find out how in KB article 927821 at

http://www.vistanews.com/XQBLAG/090211-Vista-Sleep