Fatal error: Uncaught Error: Call to undefined function app() in /home/gbc4/public_html/erp/storage/framework/views/b8f1d4aefa0acbc41cf3162abe53e250f5788a3e.php:4 Stack trace: #0 {main} thrown in /home/gbc4/public_html/erp/storage/framework/views/b8f1d4aefa0acbc41cf3162abe53e250f5788a3e.php on line 4