Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /var/www/html/fuel/database/migrations/2021_06_02_233922_add_petroleum_to_carrier_discount_profiles.php:7 Stack trace: #0 {main} thrown in /var/www/html/fuel/database/migrations/2021_06_02_233922_add_petroleum_to_carrier_discount_profiles.php on line 7