Fatal error: Uncaught Error: Interface 'Neos\Flow\ObjectManagement\Proxy\ProxyInterface' not found in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Libraries/neos/utility-objecthandling/Tests/Unit/Fixture/ProxiedClassWithPrivateProperty.php:32 Stack trace: #0 {main} thrown in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Libraries/neos/utility-objecthandling/Tests/Unit/Fixture/ProxiedClassWithPrivateProperty.php on line 32