Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/477644f54c942d13658b5fed6250cd781a5565ef.php:1 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/477644f54c942d13658b5fed6250cd781a5565ef.php on line 1