k. the turtles go out of sync after some time. in the tutorial http://www.ros.org/wiki/ROS/Tutorials/UsingRxconsoleRoslaunch UsingRxconsoleRoslaunch the last rxgraph shows that the /rostopic-aqy is publishing /rosout. but my rxgraph doesn't have that connection. /rostopic-aqy publishes only turtlesim1/command_velocity -- View this message in context: http://ros-users.122217.n3.nabble.com/Tutorial-doubts-tp842446p849015.html Sent from the ROS-Users mailing list archive at Nabble.com. ------------------------------------------------------------------------------ _______________________________________________ ros-users mailing list ros-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/ros-users