Fatal error: Uncaught Error: Call to undefined function app() in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/3618a3e5cbfe3a5b800c35b5b63cdbc8d1942c57.php:3 Stack trace: #0 {main} thrown in /home4/renewrit/public_html/billing.renewrite.in/storage/framework/views/3618a3e5cbfe3a5b800c35b5b63cdbc8d1942c57.php on line 3