Fatal error: Uncaught Error: Class 'yii\base\Component' not found in C:\xampp\htdocs\web\yii\basic\vendor\yiisoft\yii2-debug\src\Panel.php:29 Stack trace: #0 {main} thrown in C:\xampp\htdocs\web\yii\basic\vendor\yiisoft\yii2-debug\src\Panel.php on line 29