process[urg_node-2]: started with pid [5099]
[ INFO] [1511171038.966908047]: Connected to network device with ID: H1642740
[ INFO] [1511171038.979387775]: Starting calibration. This will take a few seconds.
[ WARN] [1511171038.979419672]: Time calibration is still experimental.
[ INFO] [1511171039.982890964]: Calibration finished. Latency is: -0.0208.
[ INFO] [1511171039.998174108]: Streaming data.
[ WARN] [1511171050.027225044]: Could not grab single echo scan.
[ERROR] [1511171051.692534732]: Error count exceeded limit, reconnecting.
[ INFO] [1511171053.704590758]: Connected to network device with ID: H1642740
[ INFO] [1511171053.716937334]: Starting calibration. This will take a few seconds.
[ WARN] [1511171053.717063649]: Time calibration is still experimental.
[ INFO] [1511171054.718481924]: Calibration finished. Latency is: -0.0212.
[ INFO] [1511171054.734664754]: Streaming data.

[ WARN] [1511170394.929138196]: Time calibration is still experimental.
[FATAL] [1511170395.851344341]: Could not calibrate time offset: Cannot get scan to measure time stamp offset.
[urg_node-2] process has died [pid 4389, exit code -5, cmd /home/fabrice/catkin_demo_lidar_ws/devel/lib/urg_node/urg_node __name:=urg_node __log:=/home/fabrice/.ros/log/c61d770e-cdd5-11e7-b1f1-94c691132292/urg_node-2.log].
log file: /home/fabrice/.ros/log/c61d770e-cdd5-11e7-b1f1-94c691132292/urg_node-2*.log