Fatal error: Uncaught Error: Class "yii\bootstrap5\Widget" not found in /home/blskysoftware/public_html/migration/vendor/yiisoft/yii2-bootstrap5/src/ButtonGroup.php:48 Stack trace: #0 {main} thrown in /home/blskysoftware/public_html/migration/vendor/yiisoft/yii2-bootstrap5/src/ButtonGroup.php on line 48