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Video1:

It seems like robot1 and robot2 are sharing some topic or TF. I am not sure what are shared from the given information though..

Video2:

The rotation is recovery behavior of navigation when it fails. You may need to investigate the error message from terminal. Search for extrapolation error. Start with following answers

http://answers.ros.org/question/106261/extrapolation-error-and-amcl/ http://answers.ros.org/question/106996/hydro-move_basetf2-extrapolation-error-into-the-future-errror/

Video1:

It seems like robot1 and robot2 are sharing some topic or TF. I am not sure what are shared from the given information though..

Video2:

The rotation is recovery behavior of navigation when it fails. You may need to investigate the error message from terminal. Search for extrapolation error. Start with following answers

http://answers.ros.org/question/106261/extrapolation-error-and-amcl/ http://answers.ros.org/question/106996/hydro-move_basetf2-extrapolation-error-into-the-future-errror/http://answers.ros.org/question/106996/hydro-move_basetf2-extrapolation-error-into-the-future-errror/ http://answers.ros.org/question/40541/extrapolation-error-of-local-cost-map-in-navigation/