Hi @kirkins,
Yes, its becomming a problem with the many downvotes :-/
We are already looking at the reputation level, this have to be above 25 to join...maby that´s too low....
Anyway I have just check you account manually and it looks fine to me. If you still want to join please go to the following url and grant @Upvotebank access to use your vote - https://steemconnect.com/authorize/@upvotebank?scope=vote