Have you changed your graphics drivers since it was working?  Both of these
errors could be caused by bad drivers.

Can you run with -l and post the Ogre.log it produces?

Josh

On Wed, Jun 23, 2010 at 9:03 AM, Nicolas Goossaert
<nicolas@shadowrobot.com>wrote:

> Hi everyone,
>
> I am having troubles with Rviz, and I would need a little help.
>
> I designed a package that displays data about the robot I work on, with
> visualization_msgs::Marker (the text markers).
>
> It worked perfectly well when I tested it, two or three weeks ago.
>
> Last week I tried to add a service to my package, and when I ran the
> node, i got that error:
>
> terminate called after throwing an instance of
> 'Ogre::InternalErrorException'
>  what():  OGRE EXCEPTION(7:InternalErrorException): Vertex Buffer: Out
> of memory in GLHardwareVertexBuffer::lock
> at
> /home/hand/rosunstable/stacks/visualization_common/ogre/build/ogre_src_v1-7-1/RenderSystems/GL/src/OgreGLHardwareVertexBuffer.cpp
> (line 126)
> [rviz_visualizer-1] process has died [pid 29255, exit code -6].
> log
> files:
> /home/hand/.ros/log/a3669c76-7edd-11df-862e-001109babf5f/rviz_visualizer-1*.log
>
> the same error occurs when I remove everything that I added to have my
> service, so I am quite sure that it is what I did last time, that does
> not work anymore.
>
> Trying to debug it, another error occurs when I try to display
> visualization_msgs::Marker (the Points Marker and the Line Marker).
> My Rviz freezes and in my console the following error is displayed
> endlessly:
>
> [ERROR] [1277304798.885620832]: No techniques available for material
> [PointCloudMaterial0Billboard]
>
> Do anyone has an idea to solve at least one of my problems ? I'm kind of
> lost...
>
> Cheers,
>
> Nicolas
>
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