Fatal error: Uncaught Error: Class 'yii\db\Migration' not found in /home/wittyly/public_html/live/hr-witty/migrations/m190701_080559_create_table_witty_license_key.php:5
Stack trace:
#0 {main}
thrown in /home/wittyly/public_html/live/hr-witty/migrations/m190701_080559_create_table_witty_license_key.php on line 5