启动gazebo命令：

roslaunch gazebo_ros empty_world.launch

错误提示：

[gazebo_gui-3] process has died [pid 3366, exit code 134, cmd /opt/ros/kinetic/lib/gazebo_ros/gzclient __name:=gazebo_gui __log:=/home/tarena/.ros/log/b05a165e-ce38-11eb-9c86-000c29af615b/gazebo_gui-3.log].
log file: /home/tarena/.ros/log/b05a165e-ce38-11eb-9c86-000c29af615b/gazebo_gui-3*.log

解决方案：
关闭虚拟机3D图形加速，按如下步骤。