reset navigation namespace

nav2_bringup/bringup/launch/nav2_localization_launch.py

@@ -64,7 +64,7 @@ def generate_launch_description():
         SetEnvironmentVariable('RCUTILS_CONSOLE_STDOUT_LINE_BUFFERED', '1'),
 
         DeclareLaunchArgument(
-            'namespace', default_value='navigation',
+            'namespace', default_value='',
             description='Top-level namespace'),
 
         DeclareLaunchArgument(

nav2_bringup/bringup/launch/nav2_navigation_launch.py

@@ -71,7 +71,7 @@ def generate_launch_description():
         SetEnvironmentVariable('RCUTILS_CONSOLE_STDOUT_LINE_BUFFERED', '1'),
 
         DeclareLaunchArgument(
-            'namespace', default_value='navigation',
+            'namespace', default_value='',
             description='Top-level namespace'),
 
         DeclareLaunchArgument(

nav2_bringup/bringup/params/nav2_params.yaml

@@ -49,7 +49,6 @@ amcl_rclcpp_node:
 bt_navigator:
   ros__parameters:
     use_sim_time: True
-    hi: true
     bt_xml_filename: "navigate_w_replanning_and_recovery.xml"
     plugin_lib_names:
     - nav2_compute_path_to_pose_action_bt_node

nav2_bt_navigator/src/bt_navigator.cpp

@@ -78,8 +78,6 @@ BtNavigator::on_configure(const rclcpp_lifecycle::State & /*state*/)
 
   // Get the libraries to pull plugins from
   plugin_lib_names_ = get_parameter("plugin_lib_names").as_string_array();
-  bool hi = declare_parameter("hi").get<bool>();
-  std::cout << hi << std::endl;
 
   // Create the class that registers our custom nodes and executes the BT
   bt_ = std::make_unique<nav2_behavior_tree::BehaviorTreeEngine>(plugin_lib_names_);