Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /var/www/html/cadjob.co.jp-admin/database/migrations/2019_11_01_173512_create_duplicate_staffu.php:7 Stack trace: #0 {main} thrown in /var/www/html/cadjob.co.jp-admin/database/migrations/2019_11_01_173512_create_duplicate_staffu.php on line 7