From 0a06abef4d46dbc0910a871fe4aab1ad9f9097df Mon Sep 17 00:00:00 2001
From: Daniel D <73134670+DaniDoro@users.noreply.github.com>
Date: Thu, 22 Jul 2021 16:32:05 +0200
Subject: [PATCH] Missing export implementation

Added missing export implementation for "Multiple ping pong nodes"
---
 _docs/tutorials/core/first_application_linux/index.md | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/_docs/tutorials/core/first_application_linux/index.md b/_docs/tutorials/core/first_application_linux/index.md
index b1f57641..acec7e58 100644
--- a/_docs/tutorials/core/first_application_linux/index.md
+++ b/_docs/tutorials/core/first_application_linux/index.md
@@ -102,6 +102,8 @@ cd microros_ws
 source /opt/ros/$ROS_DISTRO/setup.bash
 source install/local_setup.bash
 
+export RMW_IMPLEMENTATION=rmw_microxrcedds
+
 ros2 run micro_ros_demos_rclc ping_pong
 ```