[ros-users] Alignment trap fault when running hokuyo_node on gumstix.

[Josh Faust]

This is already ticketed: https://code.ros.org/trac/ros/ticket/2883

<https://code.ros.org/trac/ros/ticket/2883>Josh

On Wed, Nov 3, 2010 at 6:31 PM, enddl22 <enddl22 at gmail.com> wrote:

>
> Hello, all.
>
> I'm trying to use Hokuyo laser scanner(URG-04LX) on gumstix.
>
> Although successfully built hokuyo_node package, alignment exception fault
> occured.
>
> but getID and getFirmwareVersion worked find.
> Device at /dev/ttyACM0 has ID H0907156
> Device at /dev/ttyACM0 has FW rev 3.3.00(16/Apr./2008)
>
> hokuyo_node produced this kernel error message.
>
> Alignment trap: not handling instruction ed868b00 at [<0002f6be>]
> Unhandled fault: alignment exception (0x801) at 0x000875bb
> /opt/ros/cturtle/ros/bin/rosrun: line 35:   729 Illegal instruction
> $exepath "$@
>
> Does anyone who experience this kind of error or know how to handle it?
>
> Please let me know.
>
> Many thanks in advance.
>
> enddl22.
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