ROS gazebo报错：ERROR: cannot launch node of type [mbot_teleop/mbot_teleop.py]
问题描述
ERROR: cannot launch node of type [mbot_teleop/mbot_teleop.py]: can't locate node [mbot_teleop.py] in package [mbot_teleop]
解决方式
mbot_teleop.py不是可执行文件，需要把mbot_teleop.py改成可执行文件。找到mbot_teleop.py所在的文件夹，运行如下：
chmod +x mbot_teleop.py，成功解决。
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