Fatal error: Uncaught Error: Class "Doctrine\ORM\Query\AST\Node" not found in /home/rozwadowu/www/rozwadowski/vendor/doctrine/orm/lib/Doctrine/ORM/Query/AST/GroupByClause.php:31 Stack trace: #0 {main} thrown in /home/rozwadowu/www/rozwadowski/vendor/doctrine/orm/lib/Doctrine/ORM/Query/AST/GroupByClause.php on line 31