function _isRequiredFeedbackOnLogin()
 {
     global $ilUser;
     include_once 'Services/Feedback/classes/class.ilFeedback.php';
     include_once 'Modules/Course/classes/class.ilCourseParticipant.php';
     $feedback = new ilFeedback();
     $feedback->getFeedback();
     $members_obj = ilCourseParticipant::_getInstanceByObjId($feedback->getObjId(), $ilUser->getId());
     if ($feedback->getId() && $members_obj->isAssigned()) {
         return $feedback->getRefId();
     } else {
         return 0;
     }
 }