title: Source map error when attempting to run grunt server
body: <p>I'm unable to access my sass files when running grunt server. Not sure if this is just a file path/permission error or something greater. </p>
  
  <p>Running <code>sudo grunt server</code> gives the same output</p>
  
  <pre><code>grunt server
  Running "server" task
  
  Running "clean:dist" (clean) task
  
  Running "copy:video_fonts" (copy) task
  Copied 4 files
  
  Running "copy:video_js" (copy) task
  Copied 1 files
  
  Running "concurrent:dist" (concurrent) task
      Warning: Error: Error generating source map: couldn't determine public URL for the source stylesheet.
           No filename is available so there's nothing for the source map to link to.
          on line  of standard input
      Use --trace for backtrace. Use --force to continue.
  
      Aborted due to warnings.
  %
  </code></pre>
  
  <p>I get the following error in my browser when I run grunt server --force</p>
  
  <pre><code>Sass::SyntaxError: Error generating source map: couldn't determine public URL for the source stylesheet.
    No filename is available so there's nothing for the source map to link to.
  </code></pre>