>Method 2</b>: Manually download the project's source code as a zip file, then copy it to your ROS workspace's <code>src</code> folder and extract it.</p>
<h2><a class="anchor" id="autotoc_md87"></a>
(3) Build the Package (First Compilation)</h2>
<p>To ensure the project works correctly, it needs to be compiled twice. First, navigate to your ROS workspace and compile the package:</p>
<div class="fragment"><div class="line">cd ~/catkin_ws/</div>
<div class="line">catkin_make -DCATKIN_WHITELIST_PACKAGES=&quot