Fatal error: Uncaught Error: Class "Barryvdh\Debugbar\ServiceProvider" not found in /home/oyaagyug/public_html/vendor/barryvdh/laravel-debugbar/src/LumenServiceProvider.php:7 Stack trace: #0 {main} thrown in /home/oyaagyug/public_html/vendor/barryvdh/laravel-debugbar/src/LumenServiceProvider.php on line 7