[KB] The USB audio driver may cause the computer to crash on a Windows Server 2008-based or Windows Vista-based computer that has a USB driver installed
On a Windows Server 2008-based or Windows Vista-based computer that has a USB driver installed, you may encounter one or more of the following symptoms:
Symptom 1
The USB audio driver causes the computer to crash. Then, you receive following error message:
STOP 0x000000FE (parameter1, parameter2, parameter3, parameter4)
BUGCODE_USB_DRIVER
Symptom 2
During system startup, you experience a delay of 10 seconds or longer while the computer starts the USB devices.
Symptom 3
When the computer comes out of hibernation (system power state S4), you cannot find the USB devices in Windows Explorer.
http://support.microsoft.com/kb/961317