That's very curious, I've not had anything like that reported so far. Can you recall anything about exactly what you were doing before the jamming happens?
What specific stats are being blocked by the dialog options? As far as I know, there's only the relationship level up top that could possibly be blocked. Could you share a screenshot or picture if possible?
Unfortunately there isn't any way to delete the zero scores, but if you get enough Love Tokens you can try to boost their scores all at once so they're not totally useless ^^;