title: Google Play Services Unity Plugin not Show Leaderboard
body: <p>I am building a game for Android with Unity 5, and I have imported this <a href="https://github.com/playgameservices/play-games-plugin-for-unity" rel="nofollow">plugin</a>  </p>
  
  <p>But it's not working properly I followed this <a href="https://www.youtube.com/watch?v=XmHXl-UFTqM" rel="nofollow">tutorial</a> : </p>
  
  <p>When I try to post or show leaderboard , it does not show anything .It does not even throw  any error. Sign-in and out are working properly.Please help</p>
  
  <p>Code :</p>
  
  <pre><code>public void LogIn ()
  {
      Social.localUser.Authenticate ((bool success) =&gt;
      {
          if (success) {
              Debug.Log ("Login Sucess");
          } else {
              Debug.Log ("Login failed");
          }
      });
  }
  
  public void LogOut ()
  {
      PlayGamesPlatform.Instance.SignOut ();
  }
  
  public void Post ()
  {
  
      if (Social.localUser.authenticated) {
          Social.ReportScore (5000, LeaderbordId, (bool success) =&gt;
          {
              if (success) {
                  ((PlayGamesPlatform)Social.Active).ShowLeaderboardUI (LeaderbordId);
              } else {
                  Debug.Log ("Add Score Fail");
              }
          });
      } 
  }
  
  public void ShowLeader ()
  {
  
      Social.ShowLeaderboardUI ();
  }
  </code></pre>