Fatal error: Uncaught Error: Call to undefined function app() in /home/rwebserver/public_html/operations/storage/framework/views/2f9d19f37f641d633cc89ec36043d7fd0bc819b2.php:21 Stack trace: #0 {main} thrown in /home/rwebserver/public_html/operations/storage/framework/views/2f9d19f37f641d633cc89ec36043d7fd0bc819b2.php on line 21