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I did that Johannes Meyer said.

I dont understand very well the problem.

My output from rosrun gazebo debug:

franco@franco-dv6:~/ros_workspace$ rosrun gazebo debug GNU gdb (Ubuntu/Linaro 7.4-2012.04-0ubuntu2) 7.4-2012.04 Copyright (C) 2012 Free Software Foundation, Inc. License GPLv3+: GNU GPL version 3 or later http://gnu.org/licenses/gpl.html This is free software: you are free to change and redistribute it. There is NO WARRANTY, to the extent permitted by law. Type "show copying" and "show warranty" for details. This GDB was configured as "x86_64-linux-gnu". Para las instrucciones de informe de errores, vea: http://bugs.launchpad.net/gdb-linaro/... Leyendo símbolos desde /opt/ros/fuerte/stacks/simulator_gazebo/gazebo/gazebo/bin/gzserver...(no se encontraron símbolos de depuración)hecho. [Depuración de hilo usando libthread_db enabled] Using host libthread_db library "/lib/x86_64-linux-gnu/libthread_db.so.1". Gazebo multi-robot simulator, version 1.0.2 Copyright (C) 2011 Nate Koenig, John Hsu, Andrew Howard, and contributors. Released under the Apache 2 License. http://gazebosim.org

[Nuevo Thread 0x7fffe7d3e700 (LWP 9804)]

[Nuevo Thread 0x7fffe753d700 (LWP 9805)]

[Nuevo Thread 0x7fffe6d3c700 (LWP 9807)]

[Nuevo Thread 0x7fffe653b700 (LWP 9808)]

[Nuevo Thread 0x7fffe5d3a700 (LWP 9809)]

[Nuevo Thread 0x7fffe5539700 (LWP 9814)]

[Nuevo Thread 0x7fffe4d38700 (LWP 9815)]

[Nuevo Thread 0x7fffcffff700 (LWP 9816)]

Msg Waiting for master

Msg Connected to gazebo master @ http://localhost:11345

/set_physics_properties] has not been advertised, waiting...

gzserver: /home/franco/Gazebo/ogre_src_v1-7-4/OgreMain/include/OgreSingleton.h:80: Ogre::Singleton<t>::Singleton() [with T = Ogre::TerrainPageSourceListenerManager]: Assertion `!ms_Singleton' failed.

Program received signal SIGABRT, Aborted.

0x00007ffff582f445 in raise () from /lib/x86_64-linux-gnu/libc.so.6

(gdb)

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My output from rosrun gazebo gui:

franco@franco-dv6:~/ros_workspace$ rosrun gazebo gui Gazebo multi-robot simulator, version 1.0.2 Copyright (C) 2011 Nate Koenig, John Hsu, Andrew Howard, and contributors. Released under the Apache 2 License. http://gazebosim.org

Msg Waiting for master

Msg Connected to gazebo master @ http://localhost:11345

Error [Transport.cc:102] Unable to get topic namespaces in [50] tries.

Error [Node.cc:68] No namespace found

/opt/ros/fuerte/stacks/simulator_gazebo/gazebo/scripts/gui: línea 2: 9840 Violación de segmento (core' generado)rospack find gazebo/gazebo/bin/gzclient -grospack find gazebo`/lib/libgazebo_ros_paths_plugin.so franco@franco-dv6:~/ros_workspace$

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My output from roslaunch hector_quadrotor_gazebo spawn_quadrotor.launch are same that last post but the procces stall at these lines:

process[ground_truth_to_tf-3]: started with pid [9904]

loading model xml from ros parameter

Any idea? I downloaded the last revision from hector stacks (http://tu-darmstadt-ros-pkg.googlecode.com/svn/branches/fuerte/)