Thanks for guidance. Yes, I have read somewhere (mentioned thing by you) after this post and that's why i have post there. Thanks, You can delete this post. --- [Visit Topic](https://discourse.ros.org/t/regarding-migration-of-launch-file-from-ros1-ros2/7101/3) or reply to this email to respond. If you do not want to receive messages from ros-users please use the unsubscribe link below. If you use the one above, you will stop all of ros-users from receiving updates. ______________________________________________________________________________ ros-users mailing list ros-users@lists.ros.org http://lists.ros.org/mailman/listinfo/ros-users Unsubscribe: