BSOD error 0x0000001e

I have been getting a new BSOD error message, it was happened every 15 minutes or so while trying to play BF3 last night. Can anyone help me solve this?

I also ran a Memtest overnight, 8 passes and 0 errors.

-x64
-OEM
-Asus mobo, i5, PSU, 8GB Ram, are all 3 months old when I did a fresh Windows 7 install.

Port Class (Class Driver for Port/Miniport Devices) and USBHUB.sys

Please run a system file check

http://www.sevenforums.com/tutorials/1538-sfc-scannow-command-system-file-checker.html

How to use the System File Checker tool to troubleshoot missing or corrupted system files on Windows Vista or on Windows 7


AND

http://www.sevenforums.com/tutorials/165554-usb-driver-general-fix-problems.html?ltr=U

Thank you for the reply, I will let you know my results when I have time tonight