Fatal error: Uncaught Error: Class 'Sonata\BlockBundle\Block\BaseBlockService' not found in /home/lafaamicps/www/symfony/vendor/sonata-project/seo-bundle/Block/Social/EmailShareButtonBlockService.php:28 Stack trace: #0 {main} thrown in /home/lafaamicps/www/symfony/vendor/sonata-project/seo-bundle/Block/Social/EmailShareButtonBlockService.php on line 28