bpearl launch

[Karltlbm]

Tryning to launch the bpearl, this error appears :

~/dev/lidar_ws $ roslaunch rslidar_pointcloud rs_bpearl.launch 
... logging to /home//.ros/log/a54b3f70-c111-11ea-97bc-e8d8d1407b6d/roslaunch-ip-10-240-18-23.eu-central-1.compute.internal-27746.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://ip-10-240-18-23.eu-central-1.compute.internal:37579/

SUMMARY
========

PARAMETERS
 * /cloud_node/angle_path: /home/...
 * /cloud_node/channel_path: /home/...
 * /cloud_node/intensity_mode: 3
 * /cloud_node/max_distance: 150
 * /cloud_node/min_distance: 0.1
 * /cloud_node/model: RSBPEARL
 * /cloud_node/resolution_type: 0.5cm
 * /rosdistro: indigo
 * /rosversion: 1.11.21
 * /rslidar_node/cut_angle: 0
 * /rslidar_node/device_ip: 192.168.1.200
 * /rslidar_node/difop_port: 7788
 * /rslidar_node/model: RSBPEARL
 * /rslidar_node/msop_port: 6699

NODES
  /
    cloud_node (rslidar_pointcloud/cloud_node)
    rslidar_node (rslidar_driver/rslidar_node)
    rviz (rviz/rviz)

auto-starting new master
process[master]: started with pid [27755]
ROS_MASTER_URI=http://localhost:11311

setting /run_id to a54b3f70-c111-11ea-97bc-e8d8d1407b6d
process[rosout-1]: started with pid [27768]
started core service [/rosout]
process[rslidar_node-2]: started with pid [27777]
process[cloud_node-3]: started with pid [27785]
process[rviz-4]: started with pid [27787]
libpng warning: iCCP: known incorrect sRGB profile
libpng warning: iCCP: known incorrect sRGB profile
[ INFO] [1594209212.987480980]: start angle and end angle select feature activated.
[ INFO] [1594209212.987603040]: start_angle: 0 end_angle: 360 angle_flag: 1
[ INFO] [1594209212.989537576]: distance threshlod, max: 150, min: 0.1
[ INFO] [1594209212.991427845]: initialize resolution type: 0.5cm, intensity mode: 3
[ERROR] [1594209212.992461636]:  does not exist
[ INFO] [1594209213.000985136]: Reconfigure Request

>>>>>>> realloc(): invalid pointer

[rospack] Warning: no such package media_export

>>>>>>>>[rslidar_node-2] process has died [pid 27777, exit code -6, cmd /home//dev/lidar_ws/devel/lib/rslidar_driver/rslidar_node __name:=rslidar_node __log:=/home//.ros/log/a54b3f70-c111-11ea-97bc-e8d8d1407b6d/rslidar_node-2.log].
log file: /home//.ros/log/a54b3f70-c111-11ea-97bc-e8d8d1407b6d/rslidar_node-2*.log

libpng warning: iCCP: known incorrect sRGB profile

[HaoQChen]

Did you fix this? You can check this:

1. Can you locate [ERROR] [1594209212.992461636]: does not exist
2. check if your IP, MSOP port, DIFOP port is right, you can run a Wireshark and see if it is right