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
Please see: ROS/Patterns/Conventions#Naming_ROS_Resources
Wiki: Naming (last edited 2013-07-03 00:27:05 by JonathanBohren)