Fatal error: Uncaught Error: Class 'Symfony\Component\HttpFoundation\File\File' not found in /home/app/htdocs/ninja/vendor/laravel/framework/src/Illuminate/Http/File.php:7 Stack trace: #0 {main} thrown in /home/app/htdocs/ninja/vendor/laravel/framework/src/Illuminate/Http/File.php on line 7