Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/b833d5f3df3229d67cf27ba1564d6c1f52927ffb.php:3 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/b833d5f3df3229d67cf27ba1564d6c1f52927ffb.php on line 3