process has died [pid 20978, exit code 255, cmd /opt/ros/melodic/lib/gazebo_ros/gzserver -e ode /home/aditya/catkin_ws/src/my_simulations/world/empty_world.world __name:=gazebo __log:= | 1 answers | 0 votes | Asked on 2020-12-11 09:00:14 UTC

getting this error on launching turtle_tf_demo.launch file, turtle sim window opens but only one of the turtle is moving | 0 answers | 0 votes | Asked on 2021-02-26 09:28:39 UTC