I also have this error. I upgraded from a fresh install of 13.10 (the 14.04 iso wouldn't work on my mac).
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1308855 Title: application exits with `IndexError: list index out of range` To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/unity-tweak-tool/+bug/1308855/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs