Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in C:\xampp\htdocs\hannoole\PMS\database\migrations\2022_12_13_112213_add_new_fields_in_employee_details_table.php:9 Stack trace: #0 {main} thrown in C:\xampp\htdocs\hannoole\PMS\database\migrations\2022_12_13_112213_add_new_fields_in_employee_details_table.php on line 9