Fatal error: Uncaught Error: Class 'Yii' not found in /opt/lampp/htdocs/c8skyrocket-stage/views/report/promotion/credit_promotion_summary.php:12 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/c8skyrocket-stage/views/report/promotion/credit_promotion_summary.php on line 12