Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/9e1d5c91760bc418ea0addfa89d573a6a67539f0.php:1 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/9e1d5c91760bc418ea0addfa89d573a6a67539f0.php on line 1