@@ -9,6 +9,7 @@

  */

 use Contao\Backend;

+use Contao\BackendUser;

 use Contao\ContentModel;

 use Contao\Database;

 use Contao\DataContainer;

@@ -329,6 +330,10 @@ $GLOBALS['TL_DCA']['tl_content']['fields']['multiSRC']['load_callback'][] = arra

 class tl_content_eSM_slider extends Backend

 {

+    /**

+     * @var BackendUser

+     */

+    protected $User;

   /**

    * Import the back end user object

@@ -336,7 +341,7 @@ class tl_content_eSM_slider extends Backend

   public function __construct()

   {

     parent::__construct();

-    $this->import('BackendUser', 'User');

+    $this->User = BackendUser::getInstance();

   }

   /**