ERROR: cannot launch node of type [slam_karto_g2o/slam_karto_g2o]: Cannot locate node of type [slam_karto_g2o] in package [slam_karto_g2o]. Make sure file exists in package path and permission is set to executable (chmod +x)

[saqihussainkalan]

I am using ROs nOetic
raspi -4, ubuntu 20.04 LTS desktop+

aiot@ubuntu:~/ros_slam$ roslaunch slam_karto_g2o karto_slam.launch
... logging to /home/aiot/.ros/log/4d299178-d46f-11ee-89b1-552183de0857/roslaunch-ubuntu-5572.log
Checking log directory for disk usage. This may take a while.
Press Ctrl-C to interrupt
Done checking log file disk usage. Usage is <1GB.

started roslaunch server http://ubuntu:41529/

SUMMARY

PARAMETERS

• /rosdistro: noetic
• /rosversion: 1.16.0
• /slam_karto_g2o/map_update_interval: 25
• /slam_karto_g2o/odom_frame: base_link
• /slam_karto_g2o/resolution: 0.025

NODES
/
slam_karto_g2o (slam_karto_g2o/slam_karto_g2o)

ROS_MASTER_URI=http://localhost:11311

ERROR: cannot launch node of type [slam_karto_g2o/slam_karto_g2o]: Cannot locate node of type [slam_karto_g2o] in package [slam_karto_g2o]. Make sure file exists in package path and permission is set to executable (chmod +x)
No processes to monitor
shutting down processing monitor...
... shutting down processing monitor complete