There is a driver not installed on your system. What is it, any yellow ? in device manager?
Has there been any explorer hanging, and did you get the BSOD when waking from sleep?
Code:
Name:
Description:
Class Guid:
Manufacturer:
Service:
Problem: : The drivers for this device are not installed. (Code 28)
Resolution: To install the drivers for this device, click "Update Driver", which starts the Hardware Update wizard.
Has there been any explorer hanging, and did you get the BSOD when waking from sleep?