运行gazebo仿真时[gazebo-1] process has died

#1

Segmentation fault (core dumped)
[gazebo-1] process has died [pid 5081, exit code 139, cmd /opt/ros/kinetic/lib/gazebo_ros/gzserver -e ode worlds/empty.world __name:=gazebo __log:=/home/rera/.ros/log/1f2fc662-5534-11e9-b73d-94c691a8c483/gazebo-1.log].
log file: /home/rera/.ros/log/1f2fc662-5534-11e9-b73d-94c691a8c483/gazebo-1*.log
命令行提示以上,生成的日志文件找不到。
URDF文件是自己编写,不插入以下部分时模拟正常但依旧出现以上提示,插入后gazebo黑屏卡住。

0 0 0 0 0 0 false 40 720 1 -3 3 0.10 30.0 0.01 gaussian 0.0 0.01 /scan laser_link
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#2
0 0 0 0 0 0 false 40 720 1 -3 3 0.10 30.0 0.01 gaussian 0.0 0.01 /scan laser_link
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