$ ros2 run demo_nodes_cpp
usage: ros2 run [-h] [--prefix PREFIX] package_name executable_name ...
ros2 run: error: the following arguments are required: executable_name, argv
但是,
$ ros2 run demo_nodes_cpp talker
$ ros2 run turtlesim turtlesim_node
均可以正常运行
ROS2 版本:
$ printenv ROS_DISTRO
humble
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