在ubuntu16.04中安装ROS后,想要检测是否安装成功,输入$ rosrun turtlesim turtlesim_node 指令时,报错Failed to contact master at [127.0.0.1:11311]. Retrying...
如何解决啊?
在ubuntu16.04中安装ROS后,想要检测是否安装成功,输入$ rosrun turtlesim turtlesim_node 指令时,报错Failed to contact master at [127.0.0.1:11311]. Retrying...
如何解决啊?