nova-hyperv: ["Failed to run config-changed: Cannot find path 'C:\\Juju\\lib\\juju\\agents\\unit-nova-hyperv-0\\charm\\templates\\juno\\ml2_conf.ini' because it does not exist."]

We're seeing failure below for nova-hyperv and juju 1.24.7.

unit-nova-hyperv-0[2424]: 2015-11-17 21:44:45 INFO unit.nova-hyperv/0.juju-log server.go:254 Renaming switch
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:45 INFO worker.uniter.jujuc server.go:158 running hook tool "juju-log.exe" ["renamed switch"]
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:45 DEBUG worker.uniter.jujuc server.go:159 hook context id "nova-hyperv/0-config-changed-3742234485022034548"; dir "C:\\Juju\\lib\\juju\\agents\\unit-nova-hyperv-0\\charm"
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:45 INFO unit.nova-hyperv/0.juju-log server.go:254 renamed switch
unit-mongodb-0[955]: 2015-11-17 20:55:08 DEBUG juju.worker.leadership tracker.go:138 mongodb/0 renewing lease for mongodb leadership
unit-mongodb-0[955]: 2015-11-17 20:55:08 DEBUG juju.worker.leadership tracker.go:165 checking mongodb/0 for mongodb leadership
unit-mongodb-0[955]: 2015-11-17 20:55:09 DEBUG juju.worker.leadership tracker.go:180 mongodb/0 confirmed for mongodb leadership until 2015-11-17 20:56:08.816949479 +0000 UTC
unit-mongodb-0[955]: 2015-11-17 20:55:09 INFO juju.worker.leadership tracker.go:182 mongodb/0 will renew mongodb leadership at 2015-11-17 20:55:38.816949479 +0000 UTC
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 INFO unit.nova-hyperv/0.config-changed logger.go:40 True
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 INFO worker.uniter.jujuc server.go:158 running hook tool "config-get.exe" ["--format=json" "network-type"]
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 DEBUG worker.uniter.jujuc server.go:159 hook context id "nova-hyperv/0-config-changed-3742234485022034548"; dir "C:\\Juju\\lib\\juju\\agents\\unit-nova-hyperv-0\\charm"
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 INFO worker.uniter.jujuc server.go:158 running hook tool "config-get.exe" ["--format=json" "openstack-version"]
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 DEBUG worker.uniter.jujuc server.go:159 hook context id "nova-hyperv/0-config-changed-3742234485022034548"; dir "C:\\Juju\\lib\\juju\\agents\\unit-nova-hyperv-0\\charm"
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 INFO worker.uniter.jujuc server.go:158 running hook tool "config-get.exe" ["--format=json" "openstack-version"]
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 DEBUG worker.uniter.jujuc server.go:159 hook context id "nova-hyperv/0-config-changed-3742234485022034548"; dir "C:\\Juju\\lib\\juju\\agents\\unit-nova-hyperv-0\\charm"
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 INFO worker.uniter.jujuc server.go:158 running hook tool "juju-log.exe" ["Failed to run config-changed: Cannot find path 'C:\\Juju\\lib\\juju\\agents\\unit-nova-hyperv-0\\charm\\templates\\juno\\ml2_conf.ini' because it does not exist."]
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 DEBUG worker.uniter.jujuc server.go:159 hook context id "nova-hyperv/0-config-changed-3742234485022034548"; dir "C:\\Juju\\lib\\juju\\agents\\unit-nova-hyperv-0\\charm"
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:46 INFO unit.nova-hyperv/0.juju-log server.go:254 Failed to run config-changed: Cannot find path 'C:\Juju\lib\juju\agents\unit-nova-hyperv-0\charm\templates\juno\ml2_conf.ini' because it does not exist.
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 INFO juju.worker.uniter.context context.go:543 handling reboot
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 ERROR juju.worker.uniter.operation runhook.go:103 hook "config-changed" failed: exit status 1
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 DEBUG juju.worker.uniter modes.go:31 [AGENT-STATUS] failed: run config-changed hook
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 INFO juju.worker.uniter modes.go:553 ModeAbide exiting
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 INFO juju.worker.uniter modes.go:551 ModeHookError starting
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 DEBUG juju.worker.uniter.filter filter.go:597 want resolved event
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 DEBUG juju.worker.uniter.filter filter.go:591 want forced upgrade true
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 DEBUG juju.worker.uniter.filter filter.go:727 no new charm event
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 DEBUG juju.worker.uniter modes.go:31 [AGENT-STATUS] error: hook failed: "config-changed"
unit-nova-hyperv-0[2424]: 2015-11-17 21:44:47 DEBUG juju.worker.leadership tracker.go:154 nova-hyperv/0 got wait request for nova-hyperv leadership loss

These are pipeline parameters:

++ export OPENSTACK_RELEASE=juno
++ OPENSTACK_RELEASE=juno
++ export COMPUTE=nova-hyperv
++ COMPUTE=nova-hyperv
++ export BLOCK_STORAGE=cinder-vnx
++ BLOCK_STORAGE=cinder-vnx
++ export IMAGE_STORAGE=glance-swift
++ IMAGE_STORAGE=glance-swift
++ export PIPELINE_ID=1de29e6e-cc40-4882-a4d9-d449cb67bbca
++ PIPELINE_ID=1de29e6e-cc40-4882-a4d9-d449cb67bbca
++ export BACKEND_DATABASE=galera-cluster
++ BACKEND_DATABASE=galera-cluster
++ export NETWORKING=neutron-openvswitch-hyperv-ovs
++ NETWORKING=neutron-openvswitch-hyperv-ovs
++ export UBUNTU_RELEASE=trusty
++ UBUNTU_RELEASE=trusty

Attaching all machines log.