Alessandro, All references to this that I find online suggest that while you should see that message, it should only be a warning. Did things proceed after you saw that warning?
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/668043 Title: libvirt default network doesn't start, iptables errors, bad rules -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs