Resource not found: px4
ROS path [0]=/opt/ros/melodic/share/ros
ROS path [1]=/home/yang/uio_ws/src
ROS path [2]=/home/yang/leida_ws/src
ROS path [3]=/home/yang/yang_ws/src
ROS path [4]=/home/yang/yang_mavros/src/mavlink
ROS path [5]=/home/yang/yang_mavros/src/mavros/libmavconn
ROS path [6]=/home/yang/yang_mavros/src/mavros/mavros_msgs
ROS path [7]=/home/yang/yang_mavros/src/mavros/mavros
ROS path [8]=/home/yang/yang_mavros/src/mavros/mavros_extras
ROS path [9]=/home/yang/yang_mavros/src/mavros/test_mavros
ROS path [10]=/home/yang/zhibao-yang/src
ROS path [11]=/home/yang/Prometheus/Modules/common/msgs
请参考版块提问的方式
如何提问是技术开发必要的技能