Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/30a0b8a419bf242ffc06b5e1ffa46ba738f4eaca.php:4 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/30a0b8a419bf242ffc06b5e1ffa46ba738f4eaca.php on line 4