Hello,
This looks like an OGRE problem. What version of OGRE and Gazebo are
you running? Just as a reference, I'm running Gazebo SVN and Ogre 1.6.
-nate
On Mon, Oct 6, 2008 at 7:00 PM, Khawaja Shams <ksshams@...> wrote:
> Hello, Thanks for responding to my request. Here is what I have for the
> backtrace:
>
> bandit.world is on the path as I am running the program from the worlds
> directory.
> ksshams@...$ gdb gazebo
> GNU gdb 6.8-debian
> Copyright (C) 2008 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 "i486-linux-gnu"...
> (gdb) set args bandit.world
> (gdb) run
> Starting program: /usr/local/bin/gazebo bandit.world
> [Thread debugging using libthread_db enabled]
> Gazebo multi-robot simulator, version 0.8-pre3
>
> Part of the Player/Stage Project [http://playerstage.sourceforge.net].
> Copyright (C) 2003 Nate Koenig, Andrew Howard, and contributors.
> Released under the GNU General Public License.
>
> [server/GazeboConfig.cc:84]
> Gazebo Path[/usr/local/share/gazebo]
> [server/GazeboConfig.cc:92]
> Ogre Path[/usr/local/lib/OGRE]
> [New Thread 0xb6cc76c0 (LWP 1849)]
> creating /tmp/gazebo-ksshams-0
> found a pid file: pid=1595
> The gazebo process is not alive.
> creating /tmp/gazebo-ksshams-0/simulation.default 112 144496
> creating /tmp/gazebo-ksshams-0/position.position_iface_0 112 228
> creating /tmp/gazebo-ksshams-0/stereo.bandit_stereo_iface 112 2457716
> creating /tmp/gazebo-ksshams-0/camera.bandit_stereo_camera_left_iface 112
> 921752
> creating /tmp/gazebo-ksshams-0/camera.bandit_stereo_camera_right_iface 112
> 921752
> Unable to read value with key[imageSize]
> Unable to read value with key[imageSize]
> creating /tmp/gazebo-ksshams-0/actarray.bandit_actarray_iface 112 984
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread 0xb6cc76c0 (LWP 1849)]
> Ogre::Technique::getPass (this=0x0, index=0)
> at /usr/include/c++/4.2/bits/stl_vector.h:397
> 397 { return size_type(this->_M_impl._M_finish -
> this->_M_impl._M_start); }
> (gdb) bt
> #0 Ogre::Technique::getPass (this=0x0, index=0)
> at /usr/include/c++/4.2/bits/stl_vector.h:397
> #1 0x08111fac in gazebo::StereoCameraSensor::UpdateChild (this=0x8533d98)
> at server/sensors/camera/StereoCameraSensor.cc:225
> #2 0x08119576 in gazebo::Sensor::Update (this=0x8533d98)
> at server/sensors/Sensor.cc:107
> #3 0x080c4f75 in gazebo::Body::Update (this=0x84b1af0)
> at server/physics/Body.cc:233
> #4 0x08150721 in gazebo::Model::Update (this=0x84b06e0) at
> server/Model.cc:319
> #5 0x08142b44 in gazebo::World::Update (this=0x83ff1e8) at
> server/World.cc:193
> #6 0x0815831c in gazebo::Simulator::MainLoop (this=0x81c4a70)
> at server/Simulator.cc:313
> #7 0x0813c737 in main (argc=Cannot access memory at address 0x0
> ) at server/main.cc:293
> (gdb)
>
>
> ---------- Forwarded message ----------
> From: Nate Koenig <nkoenig@...>
> Date: Mon, Oct 6, 2008 at 1:43 PM
> Subject: Re: [Playerstage-users] Segmentation fault running bandit.world in
> gazebo
> To: playerstage-users@...
>
>
> Hi Khawaja,
>
> Could you provide a backtrace of the segfault?
>
> Also, please post Gazebo related questions to the Gazebo mailing list.
>
> Thanks,
>
> -nate
>
>
> On Sun, Oct 5, 2008 at 10:31 PM, Khawaja Shams <ksshams@...> wrote:
>> Hello,
>> I am getting a seg fault when running bandit.world in gazebo. I am able
>> to run others like test.world, simplecar.world, and laser.world among the
>> distributed worlds. Any pointers?
>> ksshams@...$ gazebo
>> bandit.world
>> Gazebo multi-robot simulator, version 0.8-pre3
>> Part of the Player/Stage Project [http://playerstage.sourceforge.net].
>> Copyright (C) 2003 Nate Koenig, Andrew Howard, and contributors.
>> Released under the GNU General Public License.
>> [server/GazeboConfig.cc:84]
>> Gazebo Path[/usr/local/share/gazebo]
>> [server/GazeboConfig.cc:92]
>> Ogre Path[/usr/local/lib/OGRE]
>> creating /tmp/gazebo-ksshams-0
>> creating /tmp/gazebo-ksshams-0/simulation.default 112 144496
>> creating /tmp/gazebo-ksshams-0/position.position_iface_0 112 228
>> creating /tmp/gazebo-ksshams-0/stereo.bandit_stereo_iface 112 2457716
>> creating /tmp/gazebo-ksshams-0/camera.bandit_stereo_camera_left_iface 112
>> 921752
>> creating /tmp/gazebo-ksshams-0/camera.bandit_stereo_camera_right_iface 112
>> 921752
>> Unable to read value with key[imageSize]
>> Unable to read value with key[imageSize]
>> creating /tmp/gazebo-ksshams-0/actarray.bandit_actarray_iface 112 984
>> Segmentation fault
>>
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