Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in D:\trms\htdocs\pmis\database\migrations\2021_07_27_003153_add_modification_in_publication.php:7 Stack trace: #0 {main} thrown in D:\trms\htdocs\pmis\database\migrations\2021_07_27_003153_add_modification_in_publication.php on line 7