That's what I got before I enabled accelerated graphics for my nvidia card.
If you select the object in the box on the left, and you see the 6 little
boxes and the circles, check to see if you're using accelerated graphics.

On Mon, Sep 20, 2010 at 9:13 PM, Patrick Doyle <wpdster@gmail.com> wrote:

> When I step through the Gazebo tutorial and I get to section 2.2 of
>
> http://www.ros.org/wiki/simulator_gazebo/Tutorials/SpawningObjectInSimulation
> ,
> I don't see a box in my gazebo display.  Does this work for other
> folks?  (In which case I'll go figure out what's wrong with my setup.)
>
> --wpd
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