<!-- My Package launch file -->
<node pkg="topic_publisher_pkg" type="simple_topic_publisher" name="topic_publisher" output="screen">
</node>
this is my launch file
i wanted to launch the exercise 3.1 but it keeps failing to launch. i think its launch file problem since i dont fully understand how to make a launch file. i need some corrections with my launch file and i want to know whats the error is about
![error2|607x500]
i fixed it. i dont need an answer
1 Like