During the installation process in Windows XP occurs the error 'C:WINDOWSSYSTEM32AUTOEXEC.NT - This system file cannot be used to run MS-DOS applications. Choose Close to terminate program.'. This means that Windows does not support 16-bit programs that require unrestricted access to hardware. If your program requires this, your program will not work in Windows XP. Microsoft Company diagnosed this problem and published a solution in a 'step-by-step wizard' - click here to learn more about it.