[MTUSUPPORT]

It seems that most likely something has damaged your Registry, which could be done byt he One Button Checkup in Norton.

Make sure that the Program has been installed and you didn't try to copy the installed .exe file from another computer.

Go to the Start Menu\Settings\Control panel. Click on Add/Remove Programs and make sure that it shows Karaoke Home Producer is installed. Try removing the Software, then reboot the computer and then reinstall the software.