Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in D:\Apache24\www\sanqi\back-end\vendor\adldap2\adldap2-laravel\src\AdldapServiceProvider.php:15 Stack trace: #0 {main} thrown in D:\Apache24\www\sanqi\back-end\vendor\adldap2\adldap2-laravel\src\AdldapServiceProvider.php on line 15