Fatal error: Uncaught Error: Class 'yii\web\AssetBundle' not found in /home/ckavlab/public_html/basic/vendor/yiisoft/yii2-bootstrap/src/BootstrapPluginAsset.php:18 Stack trace: #0 {main} thrown in /home/ckavlab/public_html/basic/vendor/yiisoft/yii2-bootstrap/src/BootstrapPluginAsset.php on line 18