Fatal error: Uncaught Error: Class 'Doctrine\ORM\Query\TreeWalkerAdapter' not found in /home/almasai/www/people/_old_site/vendor/doctrine/tests/Doctrine/Tests/Mocks/MockTreeWalker.php:5 Stack trace: #0 {main} thrown in /home/almasai/www/people/_old_site/vendor/doctrine/tests/Doctrine/Tests/Mocks/MockTreeWalker.php on line 5