摘要：问题一：第一次输入Gazebo指令可以打开，但是再次输入指令无报错，也无显示界面。 问题2：运行Gazebo指令时出现下面的报错file 'None' was not found in the share directory of package 'gazebo_ros' which is at '/opt/ros/humble/share/gazebo_ros' 阅读全文