[Err] [ConnectionManager.cc:121] Failed to connect to master in 30 seconds.[Err] [gazebo_shared.cc:

本文介绍了解决在Linux系统中如何在根目录的.bashrc文件尾部添加`source/opt/ros/noetic/setup.bash`命令,以便正确设置并加载ROSNoetic环境。

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解决办法:在根目录下的.bashrc文件中最后添加

source /opt/ros/noetic/setup.bash

gazebo-2] process has died [pid 71423, exit code 255, cmd /opt/ros/noetic/lib/gazebo_ros/gzserver -e ode /home/gany/1/src/ridgeback_mapf/ridgeback_navigation/worlds/long_corridor.world __name:=gazebo __log:=/home/gany/.ros/log/7d05217e-00b4-11f0-bcbb-4f7e799ac125/gazebo-2.log]. log file: /home/gany/.ros/log/7d05217e-00b4-11f0-bcbb-4f7e799ac125/gazebo-2*.log [ INFO] [1741943566.062775021]: Finished loading Gazebo ROS API Plugin. [ INFO] [1741943566.063690451]: waitForService: Service [/gazebo_gui/set_physics_properties] has not been advertised, waiting... [ INFO] [1741943566.480613314]: Subscribing to topics 2 [ INFO] [1741943566.567890673]: Subscribing to topics 2 Traceback (most recent call last): File "/opt/ros/noetic/lib/python3/dist-packages/rospy/impl/tcpros_service.py", line 523, in call responses = transport.receive_once() File "/opt/ros/noetic/lib/python3/dist-packages/rospy/impl/tcpros_base.py", line 744, in receive_once self.stat_bytes += recv_buff(sock, b, p.buff_size) File "/opt/ros/noetic/lib/python3/dist-packages/rospy/impl/tcpros_base.py", line 111, in recv_buff raise TransportTerminated("unable to receive data from sender, check sender's logs for details") rospy.exceptions.TransportTerminated: unable to receive data from sender, check sender's logs for details During handling of the above exception, another exception occurred: Traceback (most recent call last): File "/opt/ros/noetic/lib/controller_manager/spawner", line 220, in <module> if __name__ == '__main__': main() File "/opt/ros/noetic/lib/controller_manager/spawner", line 198, in main resp = load_controller(name) File "/opt/ros/noetic/lib/python3/dist-packages/rospy/impl/tcpros_service.py", line 442, in __call__ return self.call(*args, **kwds) File "/opt/ros/noetic/lib/python3/dist-packages/rospy/impl/tcpros_service.py", line 533, in call raise ServiceException("transport error completing service call: %s"%(str(e))) rospy.service.ServiceException: transport error completing service call: unable to receive data from sender, check sender's logs for details [WARN] [1741943574.724567, 0.000000]: Controller Spawner error while taking down controllers: unable to connect to service: [Errno 111] Connection refused gzclient: /usr/include/boost/smart_ptr/shared_ptr.hpp:734:typename boost::detail::sp_member_access<T>::type boost::shared_ptr<T>::operator->() const [with T = gazebo::rendering::Camera; typename boost::detail::sp_member_access<T>::type = gazebo::rendering::Camera*]: 假设 ‘px != 0’ 失败。
03-15
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