title: Maven: WARNING Unable to autodetect 'javac' path, using 'javac' from the environment
body: <p>When running Maven, I get this output:</p>
  
  <pre><code>[WARNING] Unable to autodetect 'javac' path, using 'javac' from the environment.
  </code></pre>
  
  <p>How do I fix this?</p>