Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /home/clademy/lms.clademy.com/database/migrations/2020_03_11_101914_remove_employee_id_unique.php:6 Stack trace: #0 {main} thrown in /home/clademy/lms.clademy.com/database/migrations/2020_03_11_101914_remove_employee_id_unique.php on line 6