<?phpdeclare(strict_types=1);namespace Doctrine\ORM;/** * Exception thrown when an ORM query unexpectedly returns more than one result. */class NonUniqueResultException extends UnexpectedResultException{ public const DEFAULT_MESSAGE = 'More than one result was found for query although one row or none was expected.'; public function __construct(?string $message = null) { parent::__construct($message ?? self::DEFAULT_MESSAGE); }}