Fatal error: Uncaught Error: Call to undefined function app() in /home/strangep/public_html/data-importer/vendor/barryvdh/laravel-ide-helper/resources/views/helper.php:18 Stack trace: #0 {main} thrown in /home/strangep/public_html/data-importer/vendor/barryvdh/laravel-ide-helper/resources/views/helper.php on line 18