Problems in setting display variable for X Windows server

[Ted Beaton]

Try running the command "/usr/bin/X11/xhost +"

Ted
----- Original Message ----- 
From: "santhosh" <santosh at e2esolutions.com>
To: <redhat-list at redhat.com>
Sent: Thursday, June 24, 2004 1:14 PM
Subject: Problems in setting display variable for X Windows server


>
> Hi ,
>        I have some problems in setting the display variable for X windows.
> Things were working fine when I wanted to change the hostname of my
server.
> I did all the necessary changes in the files:
> 1. /etc/hosts
> 2. /etc/sysconfig/network
> 3. /proc/sys/kernel/hostname
> 4. /etc/sysconfig/network-scripts
>
>  Then I wanted to revert back to my old settings, I undid all the changes.
> Now the responses for few commands to set my display variable are like
this;
>
>
****************************************************************************
> ********************
>    [root at localhost root]# echo $DSIPLAY
>         (blank)
> [root at localhost root]#
>
> even after I give the command export DISPLAY=localhost:0
>
****************************************************************************
> ********************
> [root at localhost root]#xterm
> Xlib: connection to "localhost:0.0" refused by server
> Xlib: Client is not authorized to connect to Server
> Warning: This program is an suid-root ...
>
>
****************************************************************************
> ********************
> [root at localhost root]# xhost
> Xlib: connection to "localhost:0.0" refused by server
> Xlib: Client is not authorized to connect to Server
> xhost:  unable to open display "localhost:0"
>
>
****************************************************************************
> ********************
> [root at localhost root]# xinit
>
> Fatal server error:
> Server is already active for display 0
>         If this server is no longer running, remove /tmp/.X0-lock
>         and start again.
>
> When reporting a problem related to a server crash, please send
> the full server output, not just the last messages.
> Please report problems to xfree86 at xfree86.org.
>
> Xlib: connection to ":0.0" refused by server
> Xlib: Client is not authorized to connect to Server
> giving up.
> xinit:  unable to connect to X server
> xinit:  No such process (errno 3):  Server error.
> [root at localhost root]#
>
****************************************************************************
> ********************
>
> Though , I should say I am a newbie...to Linux environment, and much of an
> application development guy.facing problems in displaying graphics in my
> servlet.
>
> Please help me.
>
> Regards
> Santhosh
>
>
>
>
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