title: What is this "PCDATA invalid Char value 11" error?
body: <p>I have to use a XML file but I don't get all the items because of this error which is displayed in my navigator, before the content of the file. The exact error is :</p>
  
  <blockquote>
    <p>This page contains the following errors:</p>
    
    <p>error on line 4099 at column 10: PCDATA invalid Char value 11 Below is
    a rendering of the page up to the first error.</p>
  </blockquote>
  
  <p>What should I do ? Thanks for your advices.</p>