<br /> <b>Fatal error</b>: Uncaught Error: Call to undefined function app() in /var/www/html/repo/school-infix-v6.0/storage/framework/views/5bf5cbbc4dfd604477afe86db1b3587ee0702283.php:4 Stack trace: #0 {main} thrown in <b>/var/www/html/repo/school-infix-v6.0/storage/framework/views/5bf5cbbc4dfd604477afe86db1b3587ee0702283.php</b> on line <b>4</b><br />