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:
The USB audio driver causes the computer to crash. Then, you receive following error message:
STOP 0x000000FE (parameter1, parameter2, parameter3, parameter4)
During system startup, you experience a delay of 10 seconds or longer while the computer starts the USB devices.
When the computer comes out of hibernation (system power state S4), you cannot find the USB devices in Windows Explorer.
For more information on this issue, including potential causes, workarounds, and resolutions, see: Microsoft KB Article KB961317.