Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in /home/aplikasiposinfo/public_html/portal-demo-app/vendor/laravel/sail/src/SailServiceProvider.php:11 Stack trace: #0 {main} thrown in /home/aplikasiposinfo/public_html/portal-demo-app/vendor/laravel/sail/src/SailServiceProvider.php on line 11