Fatal error: Uncaught Error: Class 'Illuminate\Database\Migrations\Migration' not found in /var/www/dev/public/database/migrations/Sueldos/2020_11_02_110400_InsertTablaReferencia1.php:9 Stack trace: #0 {main} thrown in /var/www/dev/public/database/migrations/Sueldos/2020_11_02_110400_InsertTablaReferencia1.php on line 9