关于ROS urdf 生成两个轮子的ddrobot2.urdf 报错 [joint_state_publisher-1]
报错如下:[joint_state_publisher-1]processhasdied[pid3800,exitcode1,cmd/opt/ros/kinetic/lib/joint_state_publisher/joint_state_publisher__name:=joint_state_publisher__log:=/home/dhy/.ros/log/aedcdbd8-6408-1