Fatal error: Uncaught Error: Class "Doctrine\ORM\Query\SqlWalker" not found in /home/zdpktgd/ptc/vendor.old/doctrine/orm/src/Tools/Pagination/CountOutputWalker.php:40 Stack trace: #0 {main} thrown in /home/zdpktgd/ptc/vendor.old/doctrine/orm/src/Tools/Pagination/CountOutputWalker.php on line 40