Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /var/www/html/mylaravel/database/migrations/2021_06_13_143509_create_setting_shippingcosts_table.php:7 Stack trace: #0 {main} thrown in /var/www/html/mylaravel/database/migrations/2021_06_13_143509_create_setting_shippingcosts_table.php on line 7