Missing argument 3 for OptimisticLockException::lockFailedVersionMissmatch()

UnitOfWork.php line 1409

throw OptimisticLockException::lockFailedVersionMissmatch($entityVersion, $managedCopyVersion);

OptimisticLockException.php line 54

public static function lockFailedVersionMissmatch($entity, $expectedLockVersion, $actualLockVersion)

No 3rd param in call or default in method declaration.

Warning: Missing argument 3 for Doctrine\ORM\OptimisticLockException::lockFailedVersionMissmatch(), called in /mnt/hgfs/Sites/library/Doctrine2/lib/Doctrine/ORM/UnitOfWork.php on line 1409 and defined in /mnt/hgfs/Sites/library/Doctrine2/lib/Doctrine/ORM/OptimisticLockException.php on line 54