Fatal error: Uncaught Error: Class 'yii\db\Migration' not found in /home/demohatinco/public_html/cicod_delivery_backend/migrations/m211123_065048_delivery_pickup_region.php:8 Stack trace: #0 {main} thrown in /home/demohatinco/public_html/cicod_delivery_backend/migrations/m211123_065048_delivery_pickup_region.php on line 8