Fatal error: Uncaught Error: Call to undefined function app() in /home/gbc4/public_html/sa/storage/framework/views/241a507740ebb1889957ae3dd5d53a5f71fe3715.php:4 Stack trace: #0 {main} thrown in /home/gbc4/public_html/sa/storage/framework/views/241a507740ebb1889957ae3dd5d53a5f71fe3715.php on line 4