Fatal error: Uncaught Error: Interface "Symfony\Component\Console\Helper\HelperInterface" not found in /home2/yiikharazmisabt/public_html/yii2-app/vendor/symfony/console/Helper/Helper.php:21 Stack trace: #0 {main} thrown in /home2/yiikharazmisabt/public_html/yii2-app/vendor/symfony/console/Helper/Helper.php on line 21