[Noetic] Warning: TF_REPEATED_DATA ignoring data with redundant timestamp for frame base_link at time xxxx according to authority unknown_publisher

[seanyen]

When running robot_localization in Noetic, you might see lots of this messages flooding on the console:

Warning: TF_REPEATED_DATA ignoring data with redundant timestamp for frame base_link at time 2.187000 according to authority unknown_publisher

This is an known issue and the related discussions can be found:

• https://answers.ros.org/question/359968/tf_repeated_data-error-with-robot_localization-ukf-package/
• https://github.com/ros/geometry2/issues/467

[kvnptl]

In order to avoid or hide the warning message on terminal, follow this #1125 or #467