Hi kellyf,
Have a look at the information here:
MS-DOS or 16-bit Windows-based program Error Message
http://www.kellys-korner-xp.com/xp_m.htm#16bit
Regards,
--
Patti MacLeod
Microsoft MVP - Windows Shell/User
"kellyf" <> wrote in message
news:E90A3005-A17C-44D4-9D69-...
> can anyone please tell my why when i try to put any disc into the d drive
> wether it be a music or programme or software disc it gives me the error
> saying C:\windows\system32\autoexec.nt system file is not suitable for
> running msdos and windows applications wot on earth does it mean it never
> used to d that