Fatal error: Uncaught Error: Class 'App' not found in /opt/lampp/htdocs/tre-ext.sigmabiomedical.com/site/app/Controller/Component/CommonComponent.php:13 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/tre-ext.sigmabiomedical.com/site/app/Controller/Component/CommonComponent.php on line 13