Comment 9 for bug 1777896

I'm still getting this issue using latest trunk for both, extras and oooq:

TASK [undercloud-deploy : Write containers-prepare-parameter.yaml] *******************************************[27/1932]
task path: /root/.quickstart-shiftstack/usr/local/share/ansible/roles/undercloud-deploy/tasks/create-scripts.yml:96
Wednesday 04 July 2018 15:26:10 +0200 (0:00:05.990) 0:34:24.604 ********
fatal: [undercloud]: FAILED! => {"changed": false, "msg": "AnsibleUndefinedVariable: 'container_build_id' is undefined"
}