From: "Geo." 

Just guessing at this point but my next step would be to reapply last
service pack and patches to see if that cures it. Sounds like it's trying
to bring up a dialog box but it's not displaying. You might also try
changing video resolution to see if you can modify permissions then, could
be a video driver maybe?

Geo.

"Thees Peereboom"  wrote in message
news:e234tu8op6ue8hnit895qukt2btou3ocp9{at}4ax.com...
> Geo,
>
> Updated adaware and ran it. Als bought a new version of Norton (was
> still using 5.0 for NT). Didn't work, problem remains the same.
>
> - Thees Peereboom
>
> On Tue, 12 Nov 2002 06:16:08 -0500, "Geo."
 wrote:
>
> >Run adaware, also run a virus check program.
> >
> >Geo.
> >
> >"Thees Peereboom"  wrote in message
> >news:4ge1tuo458jjg3c7158o4e48tu6so7pd08{at}4ax.com...
> >> Geo,
> >>
> >> I've logged in as administrator and tried to change security
> >> properties, but get the same error. BTW, I also noticed that when
> >> logging out W2K has to kill an app called 'dialog'?
> >>
> >> Any other ideas?
> >> TIA
> >>
> >> - Thees Peereboom
> >>
> >>
> >> On Mon, 11 Nov 2002 22:16:40 -0500, "Geo."
 wrote:
> >>
> >> >Can you copy the admin user to a new user and login as that? See if
that
> >> >user can change them?
> >> >
> >> >Geo.
> >> >
> >> >"Thees Peereboom" 
wrote in message
> >> >news:o9uusu0aq9s6rn9kd9411a5gme86incgqr{at}4ax.com...
> >> >> All,
> >> >>
> >> >> Without any traceable cause, I seem unable to add or change
> >> >> users(groups) in properties of files. This is on a
W2K machine,
which
> >> >> is part of a NT4 domain. There is another W2K box in
the domain,
which
> >> >> doesn't have this problem, so it seems related to
this particular
> >> >> machine and not to the domain.
> >> >>
> >> >> When I choose 'properties' after a right-click from
whatever file
and
> >> >> go to the 'security' tab, try to add a name of a
user(group) I get
the
> >> >> following message:
> >> >>
> >> >> (windowtitle) Security
> >> >> Cannot display the dialogscreen for userselection (null)
> >> >>
> >> >> (this translated from Dutch - Dutch W2K version)
> >> >>
> >> >> Have been fighting with this for the last three days and would
> >> >> appreciate some help.
> >> >>
> >> >> TIA,
> >> >>
> >> >> - Thees Peereboom
> >> >
> >>
> >
>

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