Any time you are beyond the 11 month window holes can and do happen. For walk we know, Disney chose to use their points to book that one night solid.
This happens all the time with many resorts. You would think that by this close to 7 months it’d be clearer. But I myself have down this where I grabbed a night a few nights into my trip within home resort priority in hopes to snag the first few with non home resort points.