Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/c954b7acd3b4c69f304a6121acc440a9d2f5b9c0.php:4 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/c954b7acd3b4c69f304a6121acc440a9d2f5b9c0.php on line 4