問題解決--出現[fake_turtlebo.launch] is neither a launch file in package [rbx1_bringup] nor is [rbx...

1.錯誤截圖：

2.執行如下指令 ：

$   cd ~/catkin_ws/
           

$   source devel/setup.bash
           

4.執行：

$ roslaunch rbx1_bringup fake_turtlebot.launch