Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/0b3f59c1f840d61fc8acad85584146bb153248c6.php:5 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/0b3f59c1f840d61fc8acad85584146bb153248c6.php on line 5