我完全按照你的教程使用

[ambglh]

运行到这一步rosrun robot_sim camera_calibration报错，我确定已经加了权限 [rosrun] Couldn't find executable named camera_calibration below /home/ghm/ghm_robot_ws/src/robot_sim/experiment [rosrun] Found the following, but they're either not files, [rosrun] or not executable: [rosrun] /home/ghm/ghm_robot_ws/src/robot_sim/experiment/camera_calibration 但是报错了