Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in /home/rwebserver/public_html/quanta/vendor/laravel/cashier/src/CashierServiceProvider.php:13 Stack trace: #0 {main} thrown in /home/rwebserver/public_html/quanta/vendor/laravel/cashier/src/CashierServiceProvider.php on line 13