[ubuntu-uk] Problems with OpenGl and libGL

David King linuxman at avoura.com
Fri Dec 21 13:35:05 UTC 2012


It's okay now, I got OpenGL working again.


On 15/12/12 19:55, David King wrote:
> I am running Ubuntu Studio 12.04 64-bit version.
>
> I have OpenGL and libGL stuff installed, but recently things that 
> require it no longer run and I get an error message when trying to run 
> from the command line like this:
>
>     cairo-dock: error while loading shared libraries: libGL.so.1:
>     cannot open shared object file: No such file or directory
>
>
>
> I have libgl1-mesa-glx installed, which provides libGL.so.1
>
> I have Codeweavers Crossover 12.0 installed as well, and this has a 
> diagnostics program cxdiag which gives the following output:
>
>     ~$ /opt/cxoffice/bin/cxdiag
>     [MissingLibGlu]
>     "Level"="Recommend"
>     "Title"="Missing 32bit libGLU.so.1 library"
>     "Description"="This may be needed by some games or CAD applications."
>
>     [MissingLibGsm]
>     "Level"="Suggest"
>     "Title"="Missing 32bit libgsm.so.1 library"
>     "Description"="Lets Windows applications use the GSM codec for
>     audio compression and decompression."
>
>     [MissingLibNss_mdns]
>     "Level"="Require"
>     "Title"="Missing 32bit libnss_mdns.so.2 library"
>     "Description"="This library is needed for network and Internet
>     access. Installing it is strongly recommended."
>
>     [Properties]
>     "display.depth"="24"
>
>     [MissingLibGL]
>     "Level"="Recommend"
>     "Title"="Missing 32bit libGL.so.1 library"
>     "Description"="Provides hardware-accelerated Direct3D and OpenGL
>     support. This is used for games, but also for CAD applications."
>
>     [OpenglNotWorking]
>     "Level"="Recommend"
>     "Title"="OpenGL does not work"
>     "Description"="OpenGL did not work in our simple tests. This means
>     OpenGL and DirectX applications, including most games, will likely
>     not work. Other applications should be unaffected."
>
>
>
>
> I already installed the 32-bit libraries required by Crossover. 
> Although if it still needs the ones listed above, then how can I 
> install those? i.e. instead of the 64-bit versions, what command do 
> use to install a 32-bit version? I tried sudo apt-get install 
> libgl1-mesa-glx:386 and similar but nothing got installed as it could 
> not find the package.
>
> Things like Cairo Dock which was the first thing I noticed had failed 
> to run yesterday needs OpenGL libraries and so will not run, although 
> I do not know if it is 32- or 64-bit.
>
> Before that everything worked fine. So I do not know what happened to 
> break the system and OpenGL.
>
> The only thing I can think of is I had a small problem with Crossover 
> running Photoshop, and I had to install the libjpeg (or similar) 
> library, 32-bit, to get that working. And I updated Crossover from 
> 11.3 to 12.0.
>
>
> Any ideas on how to get OpenGL working again?
>
>
> David K
>
>
>
>
>
>

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