Use global namespace for parameter events subscription topic

Similar to #929, but for the subscription. This fixes an issue listening to parameter events from a remote node when the local node has a different namespace. Originally reported here: https://answers.ros.org/question/358170/parameter-events-on-foxy/ Signed-off-by: Jacob Perron <[email protected]>
ros2 · Aug 3, 2020 · 511cc11 · 511cc11
1 parent d378cff
commit 511cc11
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/rclcpp/include/rclcpp/parameter_client.hpp b/rclcpp/include/rclcpp/parameter_client.hpp
@@ -177,7 +177,7 @@ class AsyncParametersClient
   {
     return rclcpp::create_subscription<rcl_interfaces::msg::ParameterEvent>(
       node,
-      "parameter_events",
+      "/parameter_events",
       qos,
       std::forward<CallbackT>(callback),
       options);