Fatal error: Uncaught Error: Class "yii\db\Migration" not found in /home/leasingm/public_html/public_html/vendor/yiisoft/yii2-queue/src/drivers/db/migrations/M170509001400Retry.php:17 Stack trace: #0 {main} thrown in /home/leasingm/public_html/public_html/vendor/yiisoft/yii2-queue/src/drivers/db/migrations/M170509001400Retry.php on line 17