From mboxrd@z Thu Jan  1 00:00:00 1970
From: Pekka Paalanen <pq-X3B1VOXEql0@public.gmane.org>
Subject: Re: Video mode set failed: Couldn't find matching GLX
 visual
Date: Wed, 8 Jun 2011 19:50:58 +0300
Message-ID: <20110608195058.466e54b0@farn.lan>
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To: Pop Horea <pop.horea-/E1597aS9LQAvxtiuMwx3w@public.gmane.org>
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On Tue, 7 Jun 2011 05:05:23 -0700 (PDT)
Pop Horea <pop.horea-/E1597aS9LQAvxtiuMwx3w@public.gmane.org> wrote:

> 01:00.0 VGA compatible controller: nVidia Corporation GT218
> [GeForce 310M] (rev a2) pophorea@pophorea-MS-168A:~$
> glmark2[ Fail ] - Video mode set failed: Couldn't find matching
> GLX visual glmark2
> 11.01=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=
=3D=3D=3D=3D=3D=3D=3D=3D
> OpenGL Information=A0 =A0 GL_VENDOR: =A0 =A0 (null)=A0 =A0 GL_RENDERER:
> (null)=A0 =A0 GL_VERSION: =A0 =A0(null)
> =

> pophorea@pophorea-MS-168A:~$ glxinfo | grep renderingXlib:
> =A0extension "GLX" missing on display ":0.0".Xlib: =A0extension "GLX"
> missing on display ":0.0".Xlib: =A0extension "GLX" missing on
> display ":0.0".Xlib: =A0extension "GLX" missing on display
> ":0.0".Xlib: =A0extension "GLX" missing on display ":0.0".Error:
> couldn't find RGB GLX visual or fbconfigXlib: =A0extension "GLX"
> missing on display ":0.0".Xlib: =A0extension "GLX" missing on
> display ":0.0".Xlib: =A0extension "GLX" missing on display
> ":0.0".Xlib: =A0extension "GLX" missing on display ":0.0".Xlib:
> =A0extension "GLX" missing on display ":0.0".Xlib: =A0extension "GLX"
> missing on display ":0.0".

> Xlib: =A0extension "GLX" missing on display ":0.0".

That line is a pretty strong hint on what is broken.
Your X server is missing glx for some reason. Maybe
you failed to restore the original libglx.so when uninstalling
the Nvidia proprietary driver?

Please, attach the X log, if these hints are not enough.


Thanks.

-- =

Pekka Paalanen
http://www.iki.fi/pq/