is neither a launch file in package [cartographer_ros] nor is [cartographer_ros] a launch file name

$rospack profile看有那些

利用$ source ~/catkin_ws/devel/setup.bash 加载进去

利用$ echo "source ~/catkin_ws/devel/setup.bash" >> ~/.bashrc新窗口也可以使用

参看：https://blog.csdn.net/u010811078/article/details/59482473