Fatal error: Uncaught Error: Class "Illuminate\Database\Migrations\Migration" not found in /var/www/html/mylaravel/database/migrations/2019_08_01_023853_update_cart_table_v5.php:7 Stack trace: #0 {main} thrown in /var/www/html/mylaravel/database/migrations/2019_08_01_023853_update_cart_table_v5.php on line 7