Fatal error: Uncaught Error: Class "yii\db\Migration" not found in /home2/yiikharazmisabt/public_html/yii2-app/console/migrations/m190124_110200_add_verification_token_column_to_user_table.php:5 Stack trace: #0 {main} thrown in /home2/yiikharazmisabt/public_html/yii2-app/console/migrations/m190124_110200_add_verification_token_column_to_user_table.php on line 5