[ros-users] Failed to contact the master at robot_name: 11311

Ken Conley kwc at willowgarage.com
Mon Jul 5 15:44:18 UTC 2010

You should replace 'robot_name' with the address of where your
robot/roscore is. In this case, you should probably set:

export ROS_MASTER_URI=http://localhost:11311

Hope this helps,

On Mon, Jul 5, 2010 at 1:04 AM, j2eegirl <dp at zju.edu.cn> wrote:
> I run the beginner_turtle package. First, I run the command roscore. It seems
> all right. But when running the talker and listener, the screen displays
> Failed to contact the master at robot_name: 11311.
> How to deal with it? Thank you.
> --
> View this message in context: http://ros-users.122217.n3.nabble.com/Failed-to-contact-the-master-at-robot-name-11311-tp943764p943764.html
> Sent from the ROS-Users mailing list archive at Nabble.com.
> ------------------------------------------------------------------------------
> This SF.net email is sponsored by Sprint
> What will you do first with EVO, the first 4G phone?
> Visit sprint.com/first -- http://p.sf.net/sfu/sprint-com-first
> _______________________________________________
> ros-users mailing list
> ros-users at lists.sourceforge.net
> https://lists.sourceforge.net/lists/listinfo/ros-users
> _______________________________________________
> ros-users mailing list
> ros-users at code.ros.org
> https://code.ros.org/mailman/listinfo/ros-users

More information about the ros-users mailing list