Backup the registry files for Windozze (System.dat and User.dat)
Go to Start|Run and type in REGEDIT .. Then
locate the NOIDE entry down the following folder branch:
HKEY_LOCAL_MACHINE > SYSTEM > CURRENTCONTROLSET > SERVICES > VXD > IOS
Click on the NOIDE entry on the right side of the regedit program and hit delete.
Confirm your deletion and exit the program.
Reboot and Windozze should automatically redetect the protected mode drivers.