Thanks It worked.
>>> c:\Windows\system32\autoexec.nt. the system file is not suitable for
>>> running MD-DOS and Microsoft Windows applications.
>
>By coincidence I had this error a couple of weeks ago installing some postcode software. It indicates that autoexec.nt is corrupt (it's a config script, nothing to do with VFP).
>
>The following link should sort it out:
>
>
http://support.microsoft.com/default.aspx?scid=kb;en-us;324767&Product=winxp>
>
>Gary.
B.D.H.