Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/dac3136a9b1c4b0acc211933b9f38808538d6ff0.php:1 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/dac3136a9b1c4b0acc211933b9f38808538d6ff0.php on line 1