Windows 7: BSOD whenever I shutdown

I tried to install a non mac computer leopard os on a partition, but then I cut the installation short, because my friend might have a mac harddrive I can use. Now whenever I shutdown my computer I get a bsod.



x64
vista was the original installed os
full retail version
age of my system is 3 yrs
I installed windows 7 on nov 21 2009, and did a clean install sometime in summer 2010

Update these problem drivers

Libusb0.sys file description
Productname: LibUSB-Win32 - Kernel Driver
Description: LibUSB-Win32 - Kernel Driver
Company: libusb-Win32

ASACPI.sys Sun Mar 27 22:30:36 2005


The reports that you have submitted reveal clues to the cause of your problem. They do not give a definitive answer. The more reports that we receive the more clues are made available improving our chances of finding a solution to your problem. You may have to experience several more BSODs until the final answer is discovered.

If overclocking restore normal settings

SFC /scannow
System Files - SFC Command


Scan with your Anti Virus

Update outdated listed drivers. If I have inadvertently listed any Microsoft Drivers, they can be ignored. If the list is extensive I have included the driver verifier test so that you may determine which drivers are in need of immediate attention.
Asacpi.sys is a driver from the Austek Computer Corp. Your driver is very old and is known to cause BSOD's in current Windows versions; it must be updated
http://support.asus.com/download/download.aspx?SLanguage=en-us

How to Find Drivers
search Google for the name of the driver
- compare the Google results with what's installed on your system to figure out which device/program it belongs to
- visit the web site of the manufacturer of the hardware/program to get the latest drivers (DON'T use Windows Update or the Update driver function of Device Manager).
- if there are difficulties in locating them, post back with questions and someone - will help you search Google for the name of the driver
- compare the Google results with what's installed on your system to figure out which device/program it belongs to
- - if there are difficulties in locating them, post back with questions and someone will try and help you locate the appropriate program.
- The most common drivers are listed on this page: http://www.carrona.org/dvrref.html
- - Driver manufacturer links are on this page: http://www.carrona.org/drvrdown.html
and here
http://www.edbott.com/weblog/the-vista-master-driver-

Have a look at this: Trace Windows 7 boot/shutdown/hibernate/standby/resume issues - MSFN