Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/b2511b67a5e601b9c9a5911d8d9559a91215a53f.php:7 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/b2511b67a5e601b9c9a5911d8d9559a91215a53f.php on line 7