I have winXP SP2, with the same problem... what should I do?
Originally Posted by giottino
Try to deactivate the UAC (User Control Account) on Windows Vista:
- go on start and click on you avatar
- click on activate/deactivate User Control Account
- turn off the choice "To protect you computer, use the User Control Account"
- click on OK
- restart your PC
- try to install again the Desktop Manager
Sorry for my english, but i have translated everything from italian.
Tell me if I solved your problems.