Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/554b48a392175ba3c758b37c259eca41389ba025.php:7 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/554b48a392175ba3c758b37c259eca41389ba025.php on line 7