Fatal error: Uncaught Error: Class 'CodeIgniter\Database\Migration' not found in /var/www/app/app_solicitudes/tests/_support/Database/Migrations/2020-02-22-222222_example_migration.php:7 Stack trace: #0 {main} thrown in /var/www/app/app_solicitudes/tests/_support/Database/Migrations/2020-02-22-222222_example_migration.php on line 7