Fatal error: Uncaught Error: Class 'yii\db\Migration' not found in /home/wittyly/public_html/live/hr-witty/migrations/m201130_015805_alter_employee_leave_add_index_employee_id.php:8
Stack trace:
#0 {main}
thrown in /home/wittyly/public_html/live/hr-witty/migrations/m201130_015805_alter_employee_leave_add_index_employee_id.php on line 8