PHP 7.1.1 -> PHP 7.2
Пример ошибки:
Fatal error: Declaration of CoreBundle\Repository\UsersRepository::findOneBy(array $criteria, ?CoreBundle\Repository\mixed $orderBy = NULL) must be compatible with Doctrine\ORM\EntityRepository::findOneBy(array $criteria, ?array $orderBy = NULL) in /var/www/html/src//CoreBundle/Repository/UsersRepository.php on line 8