TypeError: 'NoneType' object is not iterable

[mazovladimir]

Hello, when we try to create a new volume in openstack, everything is alright, but when we try to create an instance with cinder from image, the mesage below appears.

   |__Atom 'cinder.volume.flows.manager.create_volume.ExtractVolumeRefTask;volume:create' {'intention': 'EXECUTE', 'state': 'SUCCESS', 'requires': {'volume': Volume(_name_id=None,admin

_metadata={},attach_status='detached',availability_zone='nova',bootable=False,cluster=,cluster_name=None,consistencygroup=,consistencygroup_id=None,created_at=2017-12-19T18:53:55Z,del
eted=False,deleted_at=None,display_description='',display_name='',ec2_id=None,encryption_key_id=None,glance_metadata=,group=,group_id=None,host='hostgroup@hpe3par#REDHAT',id=df3842f6-
e422-40e7-b392-7aa80177aac5,launched_at=None,metadata={},migration_status=None,multiattach=False,previous_status=None,project_id='653e53dca79a45beb6f6d9a1a9afe78d',provider_auth=None,provid
er_geometry=None,provider_id=None,provider_location=None,replication_driver_data=None,replication_extended_status=None,replication_status='disabled',scheduled_at=2017-12-19T18:53:55Z,size=1
,snapshot_id=None,snapshots=,source_volid=None,status='creating',terminated_at=None,updated_at=2017-12-19T18:53:55Z,user_id='deb50ca683d84c6ab17f1683ecee6d7d',volume_attachment=,volum
e_type=,volume_type_id=None), 'context': }, 'provides': Volume(_name_id=None,admin_metadata={},attach_status='detached',availability_zo ne='nova',bootable=False,cluster=,cluster_name=None,consistencygroup=,consistencygroup_id=None,created_at=2017-12-19T18:53:55Z,deleted=False,deleted_at=None,display_description='',dis play_name='',ec2_id=None,encryption_key_id=None,glance_metadata=,group=,group_id=None,host='hostgroup@hpe3par#REDHAT',id=df3842f6-e422-40e7-b392-7aa80177aac5,launched_at=None,metadata ={},migration_status=None,multiattach=False,previous_status=None,project_id='653e53dca79a45beb6f6d9a1a9afe78d',provider_auth=None,provider_geometry=None,provider_id=None,provider_location=N one,replication_driver_data=None,replication_extended_status=None,replication_status='disabled',scheduled_at=2017-12-19T18:53:55Z,size=1,snapshot_id=None,snapshots=,source_volid=None,sta
tus='creating',terminated_at=None,updated_at=2017-12-19T18:53:55Z,user_id='deb50ca683d84c6ab17f1683ecee6d7d',volume_attachment=,volume_type=,volume_type_id=None)}
|__Flow 'volume_create_manager'
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager Traceback (most recent call last):
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib/python2.7/site-packages/taskflow/engines/action_engine/executor.py", line 53, in _execute_task
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager result = task.execute(**arguments)
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib/python2.7/site-packages/cinder/volume/flows/manager/create_volume.py", line 873, in execute
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager **volume_spec)
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib/python2.7/site-packages/cinder/volume/flows/manager/create_volume.py", line 831, in _create_from_image
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager image_service)
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib/python2.7/site-packages/cinder/coordination.py", line 285, in wrapped
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager return f(*a, **k)
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib/python2.7/site-packages/cinder/volume/flows/manager/create_volume.py", line 740, in _create_from_image_cache_or_download
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager image_service, context, image_id) as tmp_image:
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib64/python2.7/contextlib.py", line 17, in enter
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager return self.gen.next()
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib/python2.7/site-packages/cinder/image/image_utils.py", line 594, in fetch
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager fetch_verify_image(context, image_service, image_id, tmp)
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib/python2.7/site-packages/cinder/image/image_utils.py", line 244, in fetch_verify_image
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager None, None)
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib/python2.7/site-packages/cinder/image/image_utils.py", line 190, in fetch
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager image_service.download(context, image_id, image_file)
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager File "/usr/lib/python2.7/site-packages/cinder/image/glance.py", line 340, in download
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager for chunk in image_chunks:
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager TypeError: 'NoneType' object is not iterable
2017-12-19 21:53:56.754 18953 ERROR cinder.volume.manager
2017-12-19 21:53:56.760 18953 WARNING cinder.volume.manager [req-e0599bff-687a-4671-8901-f05dcede5b1f deb50ca683d84c6ab17f1683ecee6d7d 653e53dca79a45beb6f6d9a1a9afe78d - default default] Task 'cinder.volume.flows.manager.create_volume.CreateVolumeFromSpecTask;volume:create' (4d1dfb0e-811e-418a-82b5-1ee58bda0084) transitioned into state 'REVERTED' from state 'REVERTING'
2017-12-19 21:53:56.762 18953 WARNING cinder.volume.manager [req-e0599bff-687a-4671-8901-f05dcede5b1f deb50ca683d84c6ab17f1683ecee6d7d 653e53dca79a45beb6f6d9a1a9afe78d - default default] Task 'cinder.volume.flows.manager.create_volume.NotifyVolumeActionTask;volume:create, create.start' (636a8db6-d320-43f0-bdde-10f02d097bac) transitioned into state 'REVERTED' from state 'REVERTING'