Fatal error: Uncaught Error: Class 'Illuminate\Support\ServiceProvider' not found in D:\svn\bitfx\vendor\yajra\laravel-datatables-buttons\src\ButtonsServiceProvider.php:11 Stack trace: #0 {main} thrown in D:\svn\bitfx\vendor\yajra\laravel-datatables-buttons\src\ButtonsServiceProvider.php on line 11