It looks like you are getting some sort of graphics error. What type of GPU do you have? Is it on this list: <meta http-equiv="content-type" content="text/html; charset=utf-8"><a href="http://www.ros.org/wiki/simulator_gazebo/SystemRequirements">http://www.ros.org/wiki/simulator_gazebo/SystemRequirements</a> ?<div>
<br></div><div><a href="http://www.ros.org/wiki/simulator_gazebo/SystemRequirements"></a>- Eric<br><div><br><div class="gmail_quote">On Thu, Sep 9, 2010 at 11:10 PM, 甄灵 <span dir="ltr"><<a href="mailto:zhenlin86@gmail.com">zhenlin86@gmail.com</a>></span> wrote:<br>
<blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex;">Dear all:<br><br>    I am learning "motion_planning_environment/Tutorials/Making collision maps from self-filtered tilting laser data" in the address of "<a href="http://www.ros.org/wiki/motion_planning_environment/Tutorials/Making%20collision%20maps%20from%20self-filtered%20tilting%20laser%20data" target="_blank">http://www.ros.org/wiki/motion_planning_environment/Tutorials/Making%20collision%20maps%20from%20self-filtered%20tilting%20laser%20data</a>". And my work environment is Ubuntu 9.10 with 32bit.<br>

When I type "roslaunch pr2_arm_navigation_tutorials pr2_floorobj_world.launch",and the simulation window crashes. And it gets the errors as following:<br>============================error=========================================<br>

starting new master (master configured for auto start)<br>process[master]: started with pid [9932]<br>ROS_MASTER_URI=<a href="http://ubuntu:11311/" target="_blank">http://ubuntu:11311/</a><br><br>setting /run_id to 8c73b5ca-bc87-11df-a116-001b2408559f<br>

process[rosout-1]: started with pid [9945]<br>started core service [/rosout]<br>process[gazebo-2]: started with pid [9948]<br>process[pr2_gazebo_model-3]: started with pid [9949]<br>process[robot_state_publisher-4]: started with pid [9950]<br>

process[pr2_mechanism_diagnostics-5]: started with pid [9951]<br>process[fake_joint_calibration-6]: started with pid [9952]<br>process[wide_stereo_proc-7]: started with pid [9953]<br>process[narrow_stereo_proc-8]: started with pid [9954]<br>

process[narrow_stereo_textured_proc-9]: started with pid [9955]<br>process[image_proc-10]: started with pid [9956]<br>process[image_proc-11]: started with pid [9957]<br>process[diag_agg-12]: started with pid [9958]<br>process[pr2_dashboard_aggregator-13]: started with pid [9959]<br>

process[robot_pose_ekf-14]: started with pid [9960]<br>process[base_hokuyo_node-15]: started with pid [9963]<br>process[tilt_hokuyo_node-16]: started with pid [9966]<br>process[camera_synchronizer_node-17]: started with pid [9967]<br>

process[default_controllers_spawner-18]: started with pid [9968]<br>process[gripper_action_node-19]: started with pid [9969]<br>process[gripper_action_node-20]: started with pid [9970]<br>process[point_head_action-21]: started with pid [9971]<br>

process[position_joint_action_node-22]: started with pid [9973]<br>Gazebo multi-robot simulator, version 0.10.0<br><br>Part of the Player/Stage Project [<a href="http://playerstage.sourceforge.net" target="_blank">http://playerstage.sourceforge.net</a>].<br>

Copyright (C) 2003 Nate Koenig, Andrew Howard, and contributors.<br>Released under the GNU General Public License.<br><br>[ INFO] [1284087632.728199813]: Starting to spin camera_synchronizer at 0 Hz...<br>loading model xml from ros parameter<br>

attempting to spawn robot in simulation<br>waiting for service spawn_urdf_model<br>XRequest.136: BadDrawable (invalid Pixmap or Window parameter) 0x4400002<br>do_wait: drmWaitVBlank returned -1, IRQs don't seem to be working correctly.<br>

Try adjusting the vblank_mode configuration parameter.<br>Service call failed: transport error completing service call: unable to receive data from sender, check sender's logs for details<br>spawning success None<br>
[gazebo-2] process has died [pid 9948, exit code -11].<br>
log files: /home/jolin/.ros/log/8c73b5ca-bc87-11df-a116-001b2408559f/gazebo-2*.log<br><br>==============================end of errors========================================<br>What should I do to solve this problem? Thanks in advanced!<br>

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<br></blockquote></div><br></div></div>