Fatal error: Uncaught Error: Class "Drupal\Tests\field\Kernel\Migrate\d7\MigrateFieldTest" not found in /home/qcsvlel/www/core/modules/field/tests/src/Kernel/Migrate/d7/RollbackFieldTest.php:15 Stack trace: #0 {main} thrown in /home/qcsvlel/www/core/modules/field/tests/src/Kernel/Migrate/d7/RollbackFieldTest.php on line 15