Call it.
Shut it down and get it right for next season. Nobody will be happy with everything but this is a mess. You’re compensating folks anyway, we have a week of quests left plus AQ just let this one go and move on.
It might be better to do that than to keep temporarily pulling the plug. You’ve done a great job of communicating about the issues everyone paying attention should appreciate that but my personal opinion is that it’s time to cut bait.