title: Laravel 5.2- Call to undefined method Illuminate\Support\Facades\Response::header()
body: <p>I am trying to download file from amazon s3 bucket.</p>
  
  <p>Here is my code:</p>
  
  <pre><code>public function GetFile($userID) {
      try {
          $s3 = \Storage::disk('s3');
          $file = $s3-&gt;get('pathtofile');
          return (new Response($file, 200))
              -&gt;header('Content-Type', 'application/pdf');
      } catch (\Exception $ex) {
          return '';
      }
  }
  </code></pre>
  
  <p>but it is giving error:</p>
  
  <pre><code>Call to undefined method Illuminate\Support\Facades\Response::header()
  </code></pre>
  
  <p>Please guide me.</p>
  
  <p>Thanx.</p>