title: An unhandled exception of type 'System.NullReferenceException'
body: <p>Here is my code:</p>
  
  <pre><code>var reddit = new Reddit();
  var authenticated = false;
  try
  {
      var user = reddit.LogIn("uname", "password");
      authenticated = reddit.User != null;
  }
  catch (AuthenticationException)
  {
      Console.WriteLine("Incorrect login.");
      authenticated = false;
  }
  //RedditSharp.Things.Thing.Parse.
  var subreddit = reddit.RSlashAll;
  var allPost = subreddit.Search("domain").Take(3);
  foreach(var p in allPost)
  {
      Console.WriteLine(p.Comments);
      var comment = p.Comment("aaaaaaaaaaaaaaaaaa");
      comment.Distinguish(RedditSharp.Things.VotableThing.DistinguishType.Moderator);
  }
  </code></pre>
  
  <p>I am getting an unhandled exception of type</p>
  
  <blockquote>
    <p>An unhandled exception of type 'System.NullReferenceException'occurred in RedditSharp.dll
    Additional information: Object reference not set to an instance of an
    object.</p>
  </blockquote>
  
  <p>occurred in</p>
  
  <pre><code>var comment = p.Comment("aaaaaaaaaaaaaaaaaa");
  </code></pre>