ROS&Gazebo中常见报错及解决方法

1.执行执行gazebo闪退并出现

[gazebo_gui-3] process has died [pid 2238, exit code ……：

解决方法：

 export SVGA_VGPU10=0

或

killall gzserver 和 killall gzclient

2.加载ur_bringup.launch时出现

[spawn_gazebo_model-5] process has died [pid 5110, exit code 1, cmd /opt/ros/melodic/lib/gazebo_ros/spawn_model -urdf -param robot_description -model robot -z 0.965 -J shoulder_lift_joint -1.3 -J elbow_joint 1.3 -J wrist_1_joint -2 -J wrist_2_joint -1.57 __name:=spawn_gazebo_model __log:=/home/zilu/.ros/log/4226f964-7268-11ee-b25d-000c29d9f2bb/spawn_gazebo_model-5.log]. log file: /home/zilu/.ros/log/4226f964-7268-11ee-b25d-000c29d9f2bb/spawn_gazebo_model-5*.log

解决方法：
描述文件.xacro中不能出现中文注释