Catchable fatal error: Argument 1 passed to Service_UserRuckScore::addScoreForRuckView() must be an instance of Model_User, null given, called in /var/www/vhosts/ruck.us/production/releases/20130521043420/application/controllers/RuckController.php on line 483 and defined in /var/www/vhosts/ruck.us/production/releases/20130521043420/application/services/UserRuckScore.php on line 50