Fatal error: Uncaught Error: Class "Symfony\Component\DependencyInjection\Tests\Fixtures\TestServiceSubscriberParent" not found in /home/trpdev/public_html/vendor/symfony/dependency-injection/Tests/Fixtures/TestServiceSubscriberChild.php:7 Stack trace: #0 {main} thrown in /home/trpdev/public_html/vendor/symfony/dependency-injection/Tests/Fixtures/TestServiceSubscriberChild.php on line 7