Fatal error: Uncaught Error: Class "Sonata\BlockBundle\Block\Service\AbstractBlockService" not found in /home/flighto/e-commerce/vendor/sonata-project/block-bundle/src/Block/Service/TemplateBlockService.php:29 Stack trace: #0 {main} thrown in /home/flighto/e-commerce/vendor/sonata-project/block-bundle/src/Block/Service/TemplateBlockService.php on line 29