16 - bit MS -DOS Subsystem

when i login under my account or any one using my computer there is a dos
prompt windows keep appears with the name ( 16 - bit MS -DOS Subsystem )
and there is two buttons inside that window Cancel and Ignore when you
press any of them this window disappear for a sec then appear again .... i
find out that this window appear when the file called autoexec.exe removed
from System32 folder in windows ... but i couldn't findout who is removing
that file from System32 folder ....... would you please help me .... if you
have a fix tool that will be perfect .

Navigate to \windows\repair and copy autoexec.nt to the \windows\system32
folder.

"Abdallah-Ali" <Abdallah-Ali@discussions.microsoft.com> wrote in message
news:ECF86501-D63C-41C5-B67F-AB65978017F2@microsoft.com...
> when i login under my account or any one using my computer there is a dos
> prompt windows keep appears with the name ( 16 - bit MS -DOS Subsystem )
> and there is two buttons inside that window Cancel and Ignore when you
> press any of them this window disappear for a sec then appear again .... i
> find out that this window appear when the file called autoexec.exe removed
> from System32 folder in windows ... but i couldn't findout who is removing
> that file from System32 folder ....... would you please help me .... if
> you
> have a fix tool that will be perfect .