You are running a Windows Vista-based or a Windows Server 2008-based computer that has an internal USB device installed. When the computer enters sleep mode, the computer may stop responding. Additionally, you may receive the following Stop error:

Stop 0×000000FE (00000008, 00000006, 00000002, parameter4)
BUGCODE_USB_DRIVER

Note: In this error message, the value of the Parameter4 may vary.