After you resume a Windows Vista-based computer from sleep, a USB-connected Portable Media Center device no longer works. This problem occurs after you install the hotfix that is described in either of the following Microsoft Knowledge Base articles:

930568 (support.microsoft.com/kb/930568/) Error message when you try to put a Windows Vista-based computer to sleep or into hibernation: “STOP 0×000000FE BUGCODE_USB_DRIVER”
929734 (support.microsoft.com/kb/929734/) You may experience problems after you resume a Windows Vista-based computer from sleep or from hibernation

When this problem occurs, you may receive an error message in Device Manager. This error message resembles the following:

Windows has stopped this device because it has reported problems. (Code 43)

Recommended resolution
One of the drivers controlling the device notified the operating system that the device failed in some manner. For more information about how to diagnose the problem, see the hardware documentation.