Bryan Walton <[EMAIL PROTECTED]> writes:
> Greetings to the list,
>       I have a situation where I need to run one program as root,
> through an x terminal, while my x windows session is being run as
> non-root.  When I open up an x terminal in this environment, become
> superuser, and then execute the program, the program fails with the
> following message:
>       Xlib: connection to ":0.0" refused by server
>       Xlib: Client is not authorized to connect to Server
>       Error: Can't open display: :0.0
> Any ideas?
> Thanks,
> Bryan

Yes, by default XDM/WDM/etc uses magic cookies. Even root doesn't have
authority to override this. My solution is that when I log in as a
user and then su to root and then need to display some X stuff as root
is to run, as root:

export XAUTHORITY=~username/.Xauthority;export DISPLAY=:0

Just replace "username" with the login ID you used when you logged in
and started up X.

Gary

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