title: com.google.android.exoplayer2.ParserException
body: <p>I Try to create dash format for video with help of MP4Box 
  When i run command :- 
  <code>MP4Box -dash 2000 -rap -frag-rap -profile onDemand 1OaG8xKJPZg-320.mp4 1OaG8xKJPZg-720.mp4</code> 
  it show some warning<a href="https://i.stack.imgur.com/q7GLn.png" rel="nofollow noreferrer">using Ubuntu 16.4 </a> 
  then after i received 1OaG8xKJPZg-320_dash.mpd 1OaG8xKJPZg-320_dashinit.mp4
  1OaG8xKJPZg-720_dashinit.mp4 these file i uploaded in google cloud with publically share link , for Reference i uploaded in google drive with my player activity </p>
  
  <pre><code>https://drive.google.com/drive/folders/1t_YF_TJrMnQOQ8BNBiDjC8erPhRjVy_1?usp=sharing
  </code></pre>
  
  <p>when i run my program i received error <a href="https://i.stack.imgur.com/DqeJd.png" rel="nofollow noreferrer">exoplayer2.ParserException</a> </p>
  
  <pre><code>Source error.
                                                                                 com.google.android.exoplayer2.ParserException: inputStream does not contain a valid media presentation description
                                                                                     at com.google.android.exoplayer2.source.dash.manifest.DashManifestParser.parse(DashManifestParser.java:96)
                                                                                     at com.google.android.exoplayer2.source.dash.manifest.DashManifestParser.parse(DashManifestParser.java:54)
                                                                                     at com.google.android.exoplayer2.upstream.ParsingLoadable.load(ParsingLoadable.java:115)
                                                                                     at com.google.android.exoplayer2.upstream.Loader$LoadTask.run(Loader.java:295)
                                                                                     at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1133)
                                                                                     at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:607)
                                                                                     at java.lang.Thread.run(Thread.java:761)
  </code></pre>
  
  <p>i try multiple time but every time i received same error  </p>