Resolve : 16-bit MS-DOS Subsystem error message

If when you start any program or when you try to install something on you computer you receive one of next few messages:


Error 1:
16-bit MS-DOS Subsystem
path to the program that you are trying to start or install
C:\Winnt\System32\config.nt The system file is not suitable for running MS-DOS and Microsoft Windows applications. Choose 'Close' to terminate the application.


Error 2:
16-bit MS-DOS Subsystem
path to the program that you are trying to start or install
config.nt The system file is not suitable for running MS-DOS and Microsoft Windows applications. Choose 'Close' to terminate the application.


Error 3:
16-bit MS-DOS Subsystem
path to the program that you are trying to start or install
C:\Windows\System32\Autoexec.nt The system file is not suitable for running MS-DOS and Microsoft Windows applications. Choose 'Close' to terminate the application.

you can fix this on few ways:



Way 1 (he is shorter and you don't need Windows XP installation CD)


1. Click Start and choose Run...,


2. In Run... type c:\windows\repair, and click OK (new windows will open with content of that folder),


3. Right mouse click on "autoexec.nt" and choose Copy,


4. Don't close any windows, than choose Start --> Run... and type c:\windows\system32 and click OK (Enter)


5. Right mouse click on empty spot inside that open window and choose Paste,


6. Find file Autoexec.nt which you did paste, right mouse click on that file and choose Properties,


7. Setup file so he become read-only and click OK,


8. Now try to run programs or installations,



Way 2 (he is longer and you need to have Windows XP installation CD)


1. Insert Windows XP installation CD in CD-ROM,


2. Go to Start and choose Run...,


3. In Run... windows type cmd and click OK,


4. In command prompt type next commands and after every command press enter:
expand CD-ROM Drive Letter:\i386\config.nt_ c:\windows\system32\config.nt
expand CD-ROM Drive Letter:\i386\autoexec.nt_ c:\windows\system32\autoexec.nt
expand CD-ROM Drive Letter:\i386\command.co_ c:\windows\system32\command.co
exit


5. Try to install any program or to run any application. If everything is OK you don't need to continue but if programs and installation again don't work continue to next steps,


6. Because command.com was not repaired you need to unpack him from Windows XP installation CD,


6. Go to Start and choose Run...


7. In Run... window type Notepad and press OK (Enter),


8. Type next commands in Notepad window:
dos=high, umb
device=%SYSTEMROOT%\system32\himem.sys
files=40



9. Now go to File... menu than choose Save As...,


10. For file name type Config.nt and click Save. Close Notepad,


11. Now again open Notepad,


12. Type next rows:
@echo off
lh %SYSTEMROOT%\system32\mscdexnt.exe
lh %SYSTEMROOT%\system32\redir
lh %SYSTEMROOT%\system32\dosx
SET BLASTER=A220 I5 D1 P330 T3



13. Again choose File... and Save As...,


14. For file name type "Autoexec.nt" and click on Save. Close Notepad,


15. Now open Windows Explorer (Start -->Run... type explorer and press OK), find file which you did made in last few steps,


16. Mark both files and choose option Copy,


17. Go to Windows directory than open "System32". Right mouse click on empty spot inside that folder and choose option Paste,


18. Those same steps you need to do with command.com file. You need to find him and use Copy command than go to System32 folder and there use command Paste,


19. Restart your computer and try to install or run any program.


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