it’s an old bug that never got squashed, I’ve tried multiple times to have convos with the likes of nostr:npub1jzuma368395gu523y4vk4d34p0lxgctk436hggn4qcuj93075qgqtn3vm0 & nostr:npub1mu9wmykl7qx5llk69axd3rvk0hzhdd25jsqtj2hmnzjpn2sxum6s8jjj0t and it never seems to work out, it’s the “presence bug”