Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in E:\Ampps\www\CAS\database\migrations\2020_06_09_134448_add_bill_edit_to_system_configs_table.php:0 Stack trace: #0 {main} thrown in E:\Ampps\www\CAS\database\migrations\2020_06_09_134448_add_bill_edit_to_system_configs_table.php on line 0