Fatal error: Uncaught Error: Class "Encore\Admin\Extension" not found in C:\xampp\htdocs\cms-propay\vendor\laravel-admin-ext\chartjs\src\Chartjs.php:7 Stack trace: #0 {main} thrown in C:\xampp\htdocs\cms-propay\vendor\laravel-admin-ext\chartjs\src\Chartjs.php on line 7