Fatal error: Uncaught Error: Call to undefined function app() in /var/www/app.pulsar.pl/laravel/storage/framework/views/a40348baee429219cadc778517d43cd9269ecffa.php:27 Stack trace: #0 {main} thrown in /var/www/app.pulsar.pl/laravel/storage/framework/views/a40348baee429219cadc778517d43cd9269ecffa.php on line 27