[PD] GEM does not open window

[Birgit Gasteiger]

IOhannes m zmoelnig schrieb:
> Birgit Gasteiger wrote:
>> Hello!
>>
>> I am just starting with Gem and as I tried to create a window with 
>> the  object pd gemwin in one of the basic example files of the help  
>> browser, I got the error:
>>
>> Xlib:  extension "GLX" missing on display ":0.0".
>>
>> I am using the nvidia driver on kubuntu 7.1.
>>
>> Has anybody an idea how to solve this?
> 
> do you have the nvidia-glx package installed?
> 
> do you have glx enabled in your /etc/X11/xorg.conf?
> there should be an entry
>   Load    "glx"
> in the 'Section "Module"'
> 
> do other openGL-applications work?
> (e.g. try "glxgears" which is part of the "mesa-utils" package)
> 
> fgmasd
> IOhannes

Hi,

Gem is working now. The problem was that the nvidia driver was installed 
but not in use, I had to activate it with the restricted-manager like 
described on http://wiki.ubuntuusers.de/restricted-manager

Best, Birgit