hi I'm new to ROS and got trouble. I installed ubuntu10.04 on VM ,ROS-cturtle-pr2all.

when rosdep install gazebo_worlds

executing this script: set -o errexit

No Packages to install

when roslaunch a empty world. then the gazebo just appears a second and disappear .

Error Loading Gazebo /tmp/buildd/ros-cturtle-simulator-gazebo-1.2.8/debian/ros-cturtle-simulator-gazebo/opt/ros/cturtle/stacks/simulator_gazebo/gazebo/build/gazebo/server/Simulator.cc:261 : Exception: Error loading the GUI /tmp/buildd/ros-cturtle-simulator-gazebo-1.2.8/debian/ros-cturtle-simulator-gazebo/opt/ros/cturtle/stacks/simulator_gazebo/gazebo/build/gazebo/server/rendering/OgreCreator.cc:441 : Exception: Unable to create the rendering window

[gazebo-2] process has died [pid 2602, exit code -11]. log files: /home/michelle/.ros/log/007d349e-de48-11e1-89b9-000c2920cfab/gazebo-2*.log

my computer: 32bit, ubuntu10.04 ,graphic card:ATI Mobility Radeon HD 5650.

really bother me T-T thank you all! I need your help !