Failed to get a plan from potential when a legal potential was found.

[oscar-lima]

Full error msg: "Failed to get a plan from potential when a legal potential was found. This shouldn't happen."

[oscar-lima]

based on : https://answers.ros.org/question/206530/global_planner-failed-to-get-a-plan-from-potential-when-a-legal-potential-was-found/

we could try to set use_grid_path to true (is currently set to false)

See:

https://github.com/pablowsky-bot/pablowsky_navigation/blob/noetic/config/dwa/move_base_params.yaml#L20