Fatal error: Uncaught Error: Class 'App' not found in /opt/lampp/htdocs/tre-ext.sigmabiomedical.com/site/app/Lib/Cake/Test/test_app/Controller/PagesController.php:21 Stack trace: #0 {main} thrown in /opt/lampp/htdocs/tre-ext.sigmabiomedical.com/site/app/Lib/Cake/Test/test_app/Controller/PagesController.php on line 21