Printer error: 16 bit MS-Dos subsystem system file is not ..

Archived from groups: microsoft.public.windowsxp.perform_maintain (More info?)

http://support.microsoft.com/?kbid=324767
Error message when you install or start an MS-DOS or 16-bit Windows-based program

Replace the standard version of autoexec.nt/config.nt by copying a backup copy
located in %windir%\repair\ to %windir%\system32\
(NB: %windir% is typically C:\Windows)

http://support.microsoft.com/default.aspx?scid=kb;EN-US;314106
Troubleshooting MS-DOS-Based Programs in Windows


16-bit MS-DOS Subsystem error while installing or running a DOS application:
http://windowsxp.mvps.org/16bit.htm

note:-
Also can be caused by a Trojan installing a file windupdater.exe and
creating registry entries for that file.
http://groups.google.com/groups?selm=5f6f139.0409140618.749324fe%40posting.google.com

AVAST (free antivirus software) can be the cause if SP2 is installed:
http://groups.google.com/groups?selm=8PCdnSzBqtmadsPcRVn-gQ%40comcast.com

http://support.microsoft.com/?kbid=314495
How to Troubleshoot 16-Bit Windows Programs in Windows XP

pjtd wrote:
> Started Having conectivity problem between printer and pc. Unistalled
> and reinstalled peinter driver. Started getting Error message while
> reinstalling. Has anyone had similiar problems and have fixed them
> please respond with fix. Your help is greatly appreciated.-
> pjt