Fatal error: Uncaught Error: Call to undefined function app() in /home/previewpanel/public_html/epos/storage/framework/views/52e3066ecced4978618b615326a32da8452f8602.php:1 Stack trace: #0 {main} thrown in /home/previewpanel/public_html/epos/storage/framework/views/52e3066ecced4978618b615326a32da8452f8602.php on line 1