<br /> <b>Fatal error</b>: Uncaught Error: Call to undefined function app() in /var/www/html/repo/school-infix-v6.0/storage/framework/views/c66e2799619975b1f7fda6c7bb89940682bf439d.php:4 Stack trace: #0 {main} thrown in <b>/var/www/html/repo/school-infix-v6.0/storage/framework/views/c66e2799619975b1f7fda6c7bb89940682bf439d.php</b> on line <b>4</b><br />