Exception in rendering!

Message: Invalid attempt to spread non-iterable instance

TypeError: Invalid attempt to spread non-iterable instance
    at _nonIterableSpread (evalmachine.<anonymous>:26683:9)
    at _toConsumableArray (evalmachine.<anonymous>:26691:88)
    at reviewUpvoteFromSession (evalmachine.<anonymous>:684:131)
    at Object.children (evalmachine.<anonymous>:88919:74)
    at Mutation (evalmachine.<anonymous>:35260:35)
    at d (evalmachine.<anonymous>:165251:498)
    at Ya (evalmachine.<anonymous>:165254:16)
    at a.b.render (evalmachine.<anonymous>:165259:476)
    at a.b.read (evalmachine.<anonymous>:165259:18)
    at renderToString (evalmachine.<anonymous>:165268:289)