Re: [Playerstage-users] player segfaults when logging laser data

[Toby C. <tco...@pl...>]

are you working form rc1 or the latest SVN version, if you are on rc1 try
latest SVN.

Toby

On 27/03/2008, Andrew King <aki...@gm...> wrote:
>
> I'm trying to log laser (urglaser) and odometer data (p2os on a p3at) via
> player.  My config is as follows:
> driver
> (
>   name "p2os"
>   provides ["odometry:::position2d:0"
>             "gyro:::position2d:2"
>            ]
>   port "/dev/ttyS0"
> )
>
> driver
> (
>   name "urglaser"
>   provides ["laser:0"]
>   #port "/dev/ttyS1"
>   port "/dev/ttyACM0"
>   pose [0.05 0.0 0.0]
>   min_angle -100.0
>   max_angle 100.0
>   #use_serial 1
>   #baud 115200
>   alwayson 1
> )
>
> driver
> (
>    name "writelog"
>    filename "room.log"
>    requires ["laser:0" "position2d:0"]
>    provides ["log:0"]
>    alwayson 1
>    autorecord 1
> )
>
> When I run player in GDB, it seems to indicate that the memory location
> the  writelog driver is looking for laser data is not valid:
>
> [Thread debugging using libthread_db enabled]
> [New Thread -1225073904 (LWP 6646)]
> Registering driver
> Player v.2.1.0rc1
>
> * Part of the Player/Stage/Gazebo Project [
> http://playerstage.sourceforge.net].
> * Copyright (C) 2000 - 2006 Brian Gerkey, Richard Vaughan, Andrew Howard,
> * Nate Koenig, and contributors. Released under the GNU General Public
> License.
> * Player comes with ABSOLUTELY NO WARRANTY.  This is free software, and
> you
> * are welcome to redistribute it under certain conditions; see COPYING
> * for details.
>
> > I: URG-04 specifications: [min_angle, max_angle, resolution, max_range]
> = [-119.531247, 119.882811, 0.351563, 5.600000]
> [New Thread -1241871472 (LWP 6649)]
> P2OS connection opening serial port /dev/ttyS0...Connected to robot
> device, handshaking with P2OS...turning off NONBLOCK mode...
> Done.
>    Connected to KSU_1840, a Pioneer p2at8+
> [New Thread -1250264176 (LWP 6650)]
> [New Thread -1258656880 (LWP 6651)]
> listening on 6665
> Listening on ports: 6665
>
> Program received signal SIGSEGV, Segmentation fault.
> [Switching to Thread -1258656880 (LWP 6651)]
> 0xb7ea89f6 in WriteLog::WriteLaser (this=0x8055a58, hdr=0x805c9c8,
>     data=0x805c6f0) at writelog.cc:988
> 988                         scan->ranges[i], scan->intensity[i]);
>
>
> This has been compiled with GCC version: 4.1.1
>
> Anyone have any clues?
>
>
>
>
>
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