Fatal error: Uncaught Error: Class "yii\base\Model" not found in /home/apolo/public_html/sgdpr/vendor/2-yiisoft/yii2-bootstrap5/tests/data/Singer.php:12 Stack trace: #0 {main} thrown in /home/apolo/public_html/sgdpr/vendor/2-yiisoft/yii2-bootstrap5/tests/data/Singer.php on line 12