发现roscd beginner_tutorials 进不去目录 beginner_tutorials
在终端输入：
export ROS_PACKAGE_PATH=~/catkin_ws/src:$ROS_PACKAGE_PATH
即可
发现roscd beginner_tutorials 进不去目录 beginner_tutorials
在终端输入：
export ROS_PACKAGE_PATH=~/catkin_ws/src:$ROS_PACKAGE_PATH
即可
本文标题：关于roscd的roscd No such packagesta
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