Re: Xlib: connection to ":0.0" refused by server?

On Sun, Aug 25, 2002 at 06:11:25PM -0400, Bob Paddock wrote:
> If I'm logged in as 'bob' and I su root, then try to start some thing like 
> emacs I get this:
> 
> 
> root@bob cups # emacs error_log&
> [1] 6860
> root@bob cups # Xlib: connection to ":0.0" refused by server
> Xlib: No protocol specified
> 
> emacs: Cannot connect to X server :0.0.
> Check the DISPLAY environment variable or use `-d'.
> Also use the `xhost' program to verify that it is set to permit
> connections from your machine. [This is the same machine!?]

before you su, type 'xhost +localhost'
and as root: 'export DISPLAY=:0'
(without the '' of course)
and you should be able to run emacs

greetz,
stijn

> 
> This just started and I don't know what Ichangedd to cause it.
> How do I make it go away so that it works again?
> 
> If I'm logged in as root I can start things from the command line just fine.
> 
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