title: "git remote : fatal: the empty string is not a valid path" error from git push
body: <p>I'm using Git, and am trying to push my changes: </p>
  
  <pre><code>git push origin master
  </code></pre>
  
  <p>It seems to start uploading, but then I get this error: </p>
  
  <pre><code>remote : fatal: the empty string is not a valid path 
  </code></pre>
  
  <p>I don't understand what it's saying. How do I fix it? </p>