ERROR: cannot launch node of type [gmapping/slam_gmapping]: gmapping

在使用turtlebot3做仿真建圖時無法運行SLAM啓動文件，錯誤顯示如下： ERROR: cannot launch node of type [gmapping/slam_gmapping]: gmapping ROS path [0]=/opt/ros/kinetic/share/ros ROS path [1]=/home/peng/turtlebot3_ws/src ROS path

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