[ovirt-devel] [OST] [HC] HE VM fails to start

The error in vdsm.log Traceback (most recent call last): File "/usr/share/vdsm/virt/vm.py", line 2016, in _setup_devices dev_object.setup() File "/usr/lib/python2.7/site-packages/vdsm/virt/vmdevices/graphics.py", line 63, in setup net_api.create_libvirt_network(display_network, self.conf['vmId']) File "/usr/lib/python2.7/site-packages/vdsm/network/api.py", line 90, in create_libvirt_network libvirt.create_network(netname, user_reference) File "/usr/lib/python2.7/site-packages/vdsm/network/libvirt.py", line 94, in create_network if not is_libvirt_network(netname): File "/usr/lib/python2.7/site-packages/vdsm/network/libvirt.py", line 159, in is_libvirt_network netname = LIBVIRT_NET_PREFIX + netname TypeError: cannot concatenate 'str' and 'NoneType' objects 2017-03-29 22:58:39,559-0400 ERROR (vm/d71bdf4e) [virt.vm] (vmId='d71bdf4e-1eb3-4762-bd0e-05bb9f5e43ef') The vm start process failed (vm:659) The tests last passed on Mar 28. Did a recent patch break this? The full build logs at http://jenkins.ovirt.org/job/ovirt_master_hc-system-tests/52/artifact/exp... thanks sahina