Fatal error: Uncaught Error: Class "Drupal\Tests\Component\Annotation\Doctrine\Fixtures\ExtraAttributes\ExampleParentAttribute" not found in /home/qcsvlel/www/core/tests/Drupal/Tests/Component/Annotation/Doctrine/Fixtures/ExtraAttributes/ExampleAttribute.php:6 Stack trace: #0 {main} thrown in /home/qcsvlel/www/core/tests/Drupal/Tests/Component/Annotation/Doctrine/Fixtures/ExtraAttributes/ExampleAttribute.php on line 6