In my situation I found the cause: https://bugzilla.redhat.com/show_bug.cgi?id=499750
My hostname was different from my (reverse) DNS mapping on the destination host. Changing my host name on the destination host fixed the problem for me. ** Bug watch added: Red Hat Bugzilla #499750 https://bugzilla.redhat.com/show_bug.cgi?id=499750 -- You received this bug notification because you are a member of Ubuntu Server Team, which is subscribed to libvirt in Ubuntu. https://bugs.launchpad.net/bugs/820339 Title: Live migration fails To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libvirt/+bug/820339/+subscriptions -- Ubuntu-server-bugs mailing list Ubuntu-server-bugs@lists.ubuntu.com Modify settings or unsubscribe at: https://lists.ubuntu.com/mailman/listinfo/ubuntu-server-bugs