plpcfgbtGUI.exe XP-Pro 64-bit Application Error

[NginUS]

When I try to start the executable, it errors at start saying:

Window Title:
plpcfgbtGUI.exe - Application Error

Window Content:
The application failed to initialize properly (0xc0000135). Click on OK to terminate the application.

Running Windows XP pro 64-bit.

[Dan]

It wants mscore*.dll (".NET")