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Multiple nodes with same name #1937

@mikeferguson

Description

@mikeferguson

Bug report

Required Info:

  • Operating System:
    • Ubuntu 20.04
  • ROS2 Version:
    • Foxy Binaries
  • Version or commit hash:
    • 0.4.1-1

Steps to reproduce issue

Run the example navigation system, then run ros2 node list

ubr@ubr1:~$ ros2 node list
WARNING: Be aware that are nodes in the graph that share an exact name, this can have unintended side effects.
/base_laser_node
/bt_navigator
/bt_navigator_rclcpp_node
/controller_reset
/controller_server
/controller_server_rclcpp_node
/global_costmap/global_costmap
/global_costmap/global_costmap_rclcpp_node
/global_costmap_client
/head_camera/container
/head_camera/depth_rectify
/head_camera/depth_registered_hw_metric_rect
/head_camera/driver
/head_camera/points_xyzrgb
/head_camera/rgb_rectify
/joy
/launch_ros_160677
/lifecycle_manager_navigation
/lifecycle_manager_navigation_service_client
/local_costmap/local_costmap
/local_costmap/local_costmap_rclcpp_node
/local_costmap_client
/planner_server
/planner_server_rclcpp_node
/recoveries_server
/recoveries_server_rclcpp_node
/robot_state_publisher
/teleop
/transform_listener_impl_5567f9d57e70
/transform_listener_impl_558af7fba4b0
/transform_listener_impl_558af80be6e0
/transform_listener_impl_564387f89a10
/transform_listener_impl_56462fdde380
/ubr_driver
/waypoint_follower
/waypoint_follower

Expected behavior

There would be only one waypoint_follower node - or maybe a waypoint_follower and a waypoint_follower_rclcpp_node

Actual behavior

There are two waypoint_followers.

Additional information

I looked through the code, but I'm not sure where the second node is getting created

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