Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in /home/deborapsol/laravel/vendor/costamateus/laravel-mautic-api/src/MauticServiceProvider.php:8 Stack trace: #0 {main} thrown in /home/deborapsol/laravel/vendor/costamateus/laravel-mautic-api/src/MauticServiceProvider.php on line 8