Fixed tf_buffer_ not being initialized

toid_bt/src/bt_executor.cpp

@@ -19,9 +19,10 @@ TreeExecutor::TreeExecutor(const rclcpp::NodeOptions opts)
   /* 
   executeRegistration();
   std::cout << BT::writeTreeNodesModelXML(factory()) << std::endl;
+  */
   tf_buffer_ = std::make_shared<tf2_ros::Buffer>(node()->get_clock());
   tf_listener_ = std::make_shared<tf2_ros::TransformListener>(*tf_buffer_);
-  */
+  
 
   nav2_util::declare_parameter_if_not_declared(
     node(), "base_frame", rclcpp::ParameterValue("base_footprint"));