title: Indy 400 Bad Request exception
body: <p>I'm using Delphi 10.2 and am getting a <code>400 Bad Request</code> exception using <code>TIdHTTP.Get()</code>. I can enter the HTTP call string into any browser and it works correctly, but not in <code>Indy</code>.  </p>
  
  <p>My request string is:</p>
  
  <pre><code>accept text/html,*/*
  accept charset  UTF-8
  basicauthentication true
  contentType Text/xml
  UserAgent  Mozilla/4.0 (compatible; MyApp)Mozilla/4.0 (compatible; MyApp)
  </code></pre>