Fatal error: Uncaught Error: Class 'yii\db\Migration' not found in /home/wittyly/public_html/live/hr-witty/migrations/m200812_062646_add_contact_id_column_to_employee_family.php:8
Stack trace:
#0 {main}
thrown in /home/wittyly/public_html/live/hr-witty/migrations/m200812_062646_add_contact_id_column_to_employee_family.php on line 8