The robot state publisher doesn't support tf_prefix anymore, but there is a pr open to add it back https://github.com/ros/robot_state_publisher/pull/139.
The pr doesn't add a / anymore, so you need to add the / to the tf_prefix in the launch files, if you are using the pr.
The robot state publisher doesn't support
tf_prefix
anymore, but there is a pr open to add it back https://github.com/ros/robot_state_publisher/pull/139. The pr doesn't add a/
anymore, so you need to add the/
to thetf_prefix
in the launch files, if you are using the pr.