# openstack-ansible playbooks/setup-hosts.yml
Variable files: "-e @/etc/openstack_deploy/user_secrets.yml -e @/etc/openstack_deploy/user_variables.yml "
ERROR! Attempted to execute "/opt/openstack-ansible/playbooks/inventory/dynamic_inventory.py" as inventory script: Inventory script (/opt/openstack-ansible/playbooks/inventory/dynamic_inventory.py) had an execution error: Traceback (most recent call last):
  File "/opt/openstack-ansible/playbooks/inventory/dynamic_inventory.py", line 80, in <module>
    output = generate.main(**all_args)
  File "/opt/openstack-ansible/osa_toolkit/generate.py", line 1110, in main
    environment.get('container_skel')
  File "/opt/openstack-ansible/osa_toolkit/generate.py", line 996, in _check_config_settings
    _check_same_ip_to_multiple_host(config)
  File "/opt/openstack-ansible/osa_toolkit/generate.py", line 873, in _check_same_ip_to_multiple_host
    for _key, _value in value.items():
AttributeError: 'NoneType' object has no attribute 'items'