From: Tony Williams 

Randall Parker wrote:
> I did su to switch to root. Then I started gedit to go edit the hosts
> file. When I did I got:
>
> [root{at}localhost randall]# gedit
>
> (gedit:4050): GnomeUI-WARNING **: While connecting to session manager:
> Authentication Rejected, reason : None of the authentication protocols
> specified are supported and host-based authentication failed.
>
>
> What does that mean?

Could be that your X session is set up to disallow other users from opening
new windows.

Try running "xhost root" before you su. "man xhost" for
gory details of how to make it permanent.

(BTW, I recommend sudo instead of su - far safer.)

--
Tony

--- BBBS/NT v4.01 Flag-5