Fatal error: Uncaught Error: Class 'Neos\ContentRepository\Migration\Transformations\AbstractTransformation' not found in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Application/Neos.ContentRepository/Classes/Migration/Transformations/SetDimensions.php:23 Stack trace: #0 {main} thrown in /var/www/vhosts/www.thomas-bartholomaeus.de/content/neoscms/Packages/Application/Neos.ContentRepository/Classes/Migration/Transformations/SetDimensions.php on line 23