I found that freeze is caused by blocklist update. I disabled blocklist automatic updates and transmission-gtk doesn't freeze after start. Freeze happens still with manual update from preferences.
** Summary changed: - transmission freezes + Transmission-gtk freezes on blocklist update -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/734615 Title: Transmission-gtk freezes on blocklist update -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
