#12 stereo mode not working on linux, 2.6player

[Sebastian Korczak]

Bug from 'blender_user" from blenderartists.org forum (http://blenderartists.org/forum/showthread.php?201349-Burster-Plugin-%28Web-Plugin-for-Blender-Games%29&p=1987288&viewfull=1#post1987288):

"
i tested with ubuntu 11.04 the burster 1.5.1 (*.deb installer) 06-11-2011
and create a rotated cube .blend with blender 2.69a , but it dont work, than i saved with 2.49 and is ok.

for debug: run firefox 4.0 with terminal and the problem is:

########### BURSTER PLUGIN ###########
Burster window initialized
BlenderPlugin:: runBlender --> It's Blender2.6x file
BlenderPlugin:: runBlender --> Blender started

self checking...
c
d
e
self checking...
checking blend file...
plain blend file
a
b
c
d
e
intern/ghost/intern/GHOST_WindowX11.cpp:232: X11 glXChooseVisual () failed, verify working openGL system!
initial window could not find the GLX extension, exit! "