When an entry without guid or url is fetched, log it as a warn (it is not an application error in feedbunch but an error in the feed).
When an entry without guid or url is fetched, log it as a warn (it is not an application error in feedbunch but an error in the feed).

amatriain/feedbunch,amatriain/feedbunch,amatriain/feedbunch,amatriain/feedbunch