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Assuming you have a mobile robot: There is no localization running which procides the transform from map to odom (or what it is called in your robot).

Run rosrun tf view_frames to get a PDF with the tf tree as well as the publishers.

Assuming you have a mobile robot: There is no localization running which procides the transform from map to odom (or what it is called in your robot).

Run rosrun tf view_frames to get a PDF with the tf tree as well as the publishers.


Answer was: You need to start more than just rviz. rviz is just for visualization, but you need other nodes that publish what you want to visualize....