I confirm it too, trying to update from kubuntu 16.04 to 16.10 I get that error at different points in installation, now I have a broken install because of this.
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1593869 Title: do-release-upgrade crashed with ValueError in update_interface(): could not convert string to float: '0,0000' To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/ubuntu-release-upgrader/+bug/1593869/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs