title: How to fix "Error: (-12646:0) Illegal MIME type: text/plain"
body: <p>I am trying for HTTP Live Streaming. When i validating my master playlist , it gives me above error  </p>
  
  <p>I have segmented my video firstly with  </p>
  
  <blockquote>
    <p>sudo /usr/bin/mediafilesegmenter -I -f Desktop/MyVideo Desktop/MyVideo.mp4</p>
  </blockquote>
  
  <p>Segmented Audio only with  </p>
  
  <blockquote>
    <p>sudo /usr/bin/mediafilesegmenter -I -f Desktop/MyAudio -a Desktop/MyVideo.mp4  </p>
  </blockquote>
  
  <p>After that i have created master playlist by using <code>variantplaylistcreator</code> and my final link is <code>http://www.example.com/Apple/final.m3u8</code>which contain video n audio only both stream.  </p>
  
  <p>When i validate this link with  </p>
  
  <blockquote>
    <p><code>mediastreamvalidator validate http://www.example.com/Apple/final.m3u8</code>  </p>
  </blockquote>
  
  <p>It gave me this out put</p>
  
  <pre><code>Playlist Validation: 
  
  Error: (-12646:0) Illegal MIME type: text/plain
  
  Segments:
  
      OK
  </code></pre>
  
  <p>How do i fix this error?? Any help?  </p>
  
  <p>Thank you in advance..!!</p>