Traceback (most recent call last):
  File "/root/cloud-init/cloudinit/cmd/main.py", line 648, in status_wrapper
    ret = functor(name, args)
  File "/root/cloud-init/cloudinit/cmd/main.py", line 365, in main_init
    init.apply_network_config(bring_up=bool(mode != sources.DSMODE_LOCAL))
  File "/root/cloud-init/cloudinit/stages.py", line 649, in apply_network_config
    return self.distro.apply_network_config(netcfg, bring_up=bring_up)
  File "/root/cloud-init/cloudinit/distros/__init__.py", line 163, in apply_network_config
    dev_names = self._write_network_config(netconfig)
  File "/root/cloud-init/cloudinit/distros/debian.py", line 89, in _write_network_config
    return self._supported_write_network_config(netconfig)
  File "/root/cloud-init/cloudinit/distros/__init__.py", line 82, in _supported_write_network_config
    renderer.render_network_config(network_config=network_config)
  File "/root/cloud-init/cloudinit/net/renderer.py", line 47, in render_network_config
    network_state=parse_net_config_data(network_config), target=target)
  File "/root/cloud-init/cloudinit/net/eni.py", line 446, in render_network_state
    util.write_file(fpeni, header + self._render_interfaces(network_state))
  File "/root/cloud-init/cloudinit/net/eni.py", line 403, in _render_interfaces
    for iface in network_state.iter_interfaces():
AttributeError: 'NoneType' object has no attribute 'iter_interfaces'
failed run of stage init
------------------------------------------------------------
Traceback (most recent call last):
  File "/root/cloud-init/cloudinit/cmd/main.py", line 648, in status_wrapper
    ret = functor(name, args)
  File "/root/cloud-init/cloudinit/cmd/main.py", line 365, in main_init
    init.apply_network_config(bring_up=bool(mode != sources.DSMODE_LOCAL))
  File "/root/cloud-init/cloudinit/stages.py", line 649, in apply_network_config
    return self.distro.apply_network_config(netcfg, bring_up=bring_up)
  File "/root/cloud-init/cloudinit/distros/__init__.py", line 163, in apply_network_config
    dev_names = self._write_network_config(netconfig)
  File "/root/cloud-init/cloudinit/distros/debian.py", line 89, in _write_network_config
    return self._supported_write_network_config(netconfig)
  File "/root/cloud-init/cloudinit/distros/__init__.py", line 82, in _supported_write_network_config
    renderer.render_network_config(network_config=network_config)
  File "/root/cloud-init/cloudinit/net/renderer.py", line 47, in render_network_config
    network_state=parse_net_config_data(network_config), target=target)
  File "/root/cloud-init/cloudinit/net/eni.py", line 446, in render_network_state
    util.write_file(fpeni, header + self._render_interfaces(network_state))
  File "/root/cloud-init/cloudinit/net/eni.py", line 403, in _render_interfaces
    for iface in network_state.iter_interfaces():
AttributeError: 'NoneType' object has no attribute 'iter_interfaces'