Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in C:\xampp\htdocs\cloudpro.vip\vendor\erag\installererag\src\InstallerServiceProvider.php:13 Stack trace: #0 {main} thrown in C:\xampp\htdocs\cloudpro.vip\vendor\erag\installererag\src\InstallerServiceProvider.php on line 13