Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /var/www/html/cps/database/migrations/2020_03_06_162154_add_variable_discount_to_carriers.php:7 Stack trace: #0 {main} thrown in /var/www/html/cps/database/migrations/2020_03_06_162154_add_variable_discount_to_carriers.php on line 7