Public bug reported: on a current wily environment:
trying to create a virtual machine using the instructions from https://help.ubuntu.com/lts/serverguide/libvirt.html $ virt-install -n trusty_buildd -r 4096 --disk path=/mnt/ssd/images/trusty_buildd.img,bus=virtio,size=80 -c Downloads /trusty-server-cloudimg-amd64-disk1.img --network network=default,model=virtio --graphics vnc,listen=0.0.0.0 --noautoconsole -v Installation wird gestartet... ERROR Angeforderte Operation ist nicht gültig: network 'default' is not active $ virsh net-list --all Name State Autostart Persistent ---------------------------------------------------------- default inactive yes yes $ virsh net-start default error: Failed to start network default error: internal error: Failed to initialize a valid firewall backend ** Affects: libvirt-bin (Ubuntu) Importance: Undecided Status: New -- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1505576 Title: internal error: Failed to initialize a valid firewall backend To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/libvirt-bin/+bug/1505576/+subscriptions -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs