I need some help plz

[sponge3164]

When i try to install the game this pops up

C:\WINDOWS\SYSTEM32\AUTOEXEC.NT. The system file is not suitable for running MS-DOS and Microsoft Windows applications. Chosse 'Close' to terminate the application.

It used to run fine until i unistalled it no i cant install it

 

[nebula]

Here's some info.

 

[sponge3164]

Thanks im trying it now