The ROS Wiki is for ROS 1. Are you using ROS 2 (Humble, Iron, or Rolling)? Check out the ROS 2 Project DocumentationPackage specific documentation can be found on index.ros.org
http://docs.ros.org/hydro/api/frontier_exploration/html/action/ExploreTask.html
Wiki: frontier_exploration/ExploreTask (last edited 2014-04-01 16:57:50 by PaulBovbel)