Fatal error: Uncaught Error: Call to undefined function app() in /home/rwebserver/public_html/operations/storage/framework/views/ff01fee95618397b5f0a072bc2145317733bc0b4.php:21 Stack trace: #0 {main} thrown in /home/rwebserver/public_html/operations/storage/framework/views/ff01fee95618397b5f0a072bc2145317733bc0b4.php on line 21