Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/1d87dab6fb19eced84a66daf12c0d4e4453e012d.php:2 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/1d87dab6fb19eced84a66daf12c0d4e4453e012d.php on line 2