Using Bitdefender by any chance? Deluge would often stop responding while BD was active. Had to stop using BD

Got the strangest issue here, I started using Metrotwit as old Tweetdeck got killed off earlier this week. But whenever Metrotwit is open or active in the background the buttons in Deluge tend to get non-responsive. To reproduce this (while Metrotwit is open), switch between torrents in the list and...