The Gazebo version is 0.5.2 .
The command was:

wxgazebo /usr/local/share/gazebo/worlds/example.world

The output text from this command was:

starting server
** Gazebo 0.5.2 **
* Part of the Player/Stage Project [http://playerstage.sourceforge.net].
* Copyright 2000-2005 Brian Gerkey, Richard Vaughan, Andrew Howard,
* Nate Koenig and contributors.
* Released under the GNU General Public License.
using display [:0.0]
waiting for server
rendering: [Xlib unmapped] direct [yes] RGBA [8 8 8 8] depth [24]
connecting to server
opening simulator interface
server id [0]
waiting for data
running
Traceback (most recent call last):30 [ 43%]
  File "/usr/local/lib/python2.4/site-packages/wxgazebo/main.py", line 170, in OnTimer
    win.OnUpdate()
  File "/usr/local/lib/python2.4/site-packages/wxgazebo/panels/sim.py", line 159, in OnUpdate
    h.panel.OnUpdate()
  File "/usr/local/lib/python2.4/site-packages/wxgazebo/panels/guicam.py", line 129, in OnUpdate
    self.imagePanel.SetData(data.image)
  File "/usr/local/lib/python2.4/site-packages/wxgazebo/image.py", line 27, in SetData
    self.image.SetData(image)
  File "/usr/lib/python2.4/site-packages/wx-2.6-gtk2-ansi/wx/_core.py", line 2790, in SetData
    return _core_.Image_SetData(*args, **kwargs)
ValueError: Invalid data buffer size.
Traceback (most recent call last):
  File "/usr/local/lib/python2.4/site-packages/wxgazebo/main.py", line 170, in OnTimer
    win.OnUpdate()
  File "/usr/local/lib/python2.4/site-packages/wxgazebo/panels/sim.py", line 159, in OnUpdate
    h.panel.OnUpdate()
  File "/usr/local/lib/python2.4/site-packages/wxgazebo/panels/guicam.py", line 129, in OnUpdate
    self.imagePanel.SetData(data.image)
  File "/usr/local/lib/python2.4/site-packages/wxgazebo/image.py", line 27, in SetData
    self.image.SetData(image)
  File "/usr/lib/python2.4/site-packages/wx-2.6-gtk2-ansi/wx/_core.py", line 2790, in SetData
    return _core_.Image_SetData(*args, **kwargs)
ValueError: Invalid data buffer size.

( Then it keeps repeating the same text output over and over .... )

On 1/25/06, Nate Koenig <natekoenig@gmail.com > wrote:
Hello,

What version of Gazebo are you running, and can you post the command
and text output?

-nate

On 1/25/06, Humberto Marchezi <hcmarchezi@gmail.com> wrote:
> Hi,
>
>  I tried to execute example.world file that comes with Gazebo and
> everythings worked fine except for the guicam.
>  It showed me a blank image of the world no matter how I moved the robot.
>  The other windows like the position, power, laser and sonar seemed to work
> fine since there was a change on how values were read when I moved the robot
> in command mode although I didnt know what I was doing since I couldnt see
> the robot.
>  I tried to change the renderMethod in example.world to SGIX, GLX and XLIB
> but the same problem persists or I get an OpenGL error.
>
>
>
>
>
>
>


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