[controller_spawner-6] process has died

asked 2022-06-07 02:20:55 -0500

When I set up an autonomous vehicle simulation, I get an error like this when I try to launch the ackerman package. I couldn't find a solution.

File "/opt/ros/noetic/lib/controller_manager/spawner", line 212, in <module> if __name__ == '__main__': main() File "/opt/ros/noetic/lib/controller_manager/spawner", line 181, in main name_yaml = yaml.load(open(name)) TypeError: load() missing 1 required positional argument: 'Loader' [spawn_vehicle-5] process has finished cleanly log file: /home/enes/.ros/log/b6fbd360-e630-11ec-b36b-f37121db973a/spawn_vehicle-5*.log

[controller_spawner-6] process has died [pid 2985, exit code 1, cmd /opt/ros/noetic/lib/controller_manager/spawner /home/enes/catkin_ws/src/ackermann_vehicle_gazebo/config/em_3905_joint_ctrlr_params.yaml __name:=controller_spawner __log:=/home/enes/.ros/log/b6fbd360-e630-11ec-b36b-f37121db973a/controller_spawner-6.log].

log file: /home/enes/.ros/log/b6fbd360-e630-11ec-b36b-f37121db973a/controller_spawner-6*.log

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