[avahi] avahi-discover- RunTimeError: could not open display

Amba Giri giri.amba at gmail.com
Wed Jan 2 12:13:06 PST 2008


Thanks Lennart.
I did run avahi-discover as a regular user and I still get the following
error:

/var/lib/python-support/python2.5/avahi/SimpleGladeApp.py:335:GtkWarning:gdk_window_set_keep_above:
assertion 'GDK_IS_WINDOW (window)' failed

Any ideas?

Thanks
Amba

On Dec 22, 2007 2:58 PM, Lennart Poettering <lennart at poettering.net> wrote:

> On Thu, 20.12.07 16:45, Amba Giri (giri.amba at gmail.com) wrote:
>
> > Hi
>
> Hi!
>
> > After I install avahi-discover and run it, I get the following error
> msg:
> >
> > File "/var/lib/python-support/python2.4/gtk_2.0/gtk/__init__.py
> >                          line 45, in ?
> > from _gtk import *
> > RunTime Error: coud not open display
> >
> > I am running as root and I have set the DISPLAY variable but the error
> stil
> > occurs.
>
> Most likely the error you are experiencing happens exactly because you
> run the script as root and the root user doesn't know the X11
> authentication cookie. Please note that this is in no way Avahi error,
> this happens to all X programs if you call them like that.
>
> There's no reason to run avahi-discover as root. Just run it as normal
> user and everything should work fine.
>
> Alternatively open up your X11 display for everyone by entering
> "xhost +" on some (non-root) terminal on your X session.
>
> Lennart
>
> --
> Lennart Poettering                        Red Hat, Inc.
> lennart [at] poettering [dot] net         ICQ# 11060553
> http://0pointer.net/lennart/           GnuPG 0x1A015CC4
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