Fatal error: Uncaught Error: Class "Illuminate\Support\ServiceProvider" not found in /home/flyzfyadmin/public_html/visa/vendor/brian2694/laravel-toastr/src/ToastrServiceProvider.php:6 Stack trace: #0 {main} thrown in /home/flyzfyadmin/public_html/visa/vendor/brian2694/laravel-toastr/src/ToastrServiceProvider.php on line 6