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usb_cam-test.launch exit code -11

usb_cam works fine on my computer ubuntu14.04, but when it turns to the arm firefly rk3288 ubuntu 14.04 , i got the error exit code -11 when i launch the file usb_cam-test.launch, the precise info is below : firefly@firefly:/opt/ros/indigo/lib/usb_cam$ roslaunch usb_cam usb_cam-test.launch ... logging to /home/firefly/.ros/log/9ab8650a-4d99-11e6-8ca2-00904c112233/roslaunch-firefly-2668.log Checking log directory for disk usage. This may take awhile. Press Ctrl-C to interrupt Done checking log file disk usage. Usage is <1GB.

started roslaunch server http://firefly:59329/

SUMMARY

PARAMETERS * /image_view/autosize: True * /rosdistro: indigo * /rosversion: 1.11.20 * /usb_cam/camera_frame_id: usb_cam * /usb_cam/image_height: 480 * /usb_cam/image_width: 640 * /usb_cam/io_method: mmap * /usb_cam/pixel_format: yuyv * /usb_cam/video_device: /dev/video0

NODES / image_view (image_view/image_view) usb_cam (usb_cam/usb_cam_node)

ROS_MASTER_URI=http://localhost:11311

core service [/rosout] found process[usb_cam-1]: started with pid [2686] process[image_view-2]: started with pid [2687] [usb_cam-1] process has died [pid 2686, exit code -11, cmd /opt/ros/indigo/lib/usb_cam/usb_cam_node __name:=usb_cam __log:=/home/firefly/.ros/log/9ab8650a-4d99-11e6-8ca2-00904c112233/usb_cam-1.log]. log file: /home/firefly/.ros/log/9ab8650a-4d99-11e6-8ca2-00904c112233/usb_cam-1*.log

and when i rosrun usb_cam usb_cam_node , i got segment fault : firefly@firefly:/opt/ros/indigo/lib/usb_cam$ rosrun usb_cam usb_cam_node Segmentation fault firefly@firefly:/opt/ros/indigo/lib/usb_cam$

i've tried to change the pixel_format to yuyv and reflash and reinstaller all but still got this error, thank you in advance for your information.