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["Markus Zoeller \(markus_z\)" <mzoeller@xxxxxxxxxxxxxxxxxx>]

This is an automated cleanup. This bug report has been closed because it
is older than 18 months and there is no open code change to fix this.
After this time it is unlikely that the circumstances which lead to
the observed issue can be reproduced.

If you can reproduce the bug, please:
* reopen the bug report (set to status "New")
* AND add the detailed steps to reproduce the issue (if applicable)
* AND leave a comment "CONFIRMED FOR: <RELEASE_NAME>"
  Only still supported release names are valid (LIBERTY, MITAKA, OCATA, NEWTON).
  Valid example: CONFIRMED FOR: LIBERTY


** Changed in: nova
   Importance: Medium => Undecided

** Changed in: nova
       Status: Confirmed => Expired

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https://bugs.launchpad.net/bugs/1398685

Title:
  Attempting to resize a server with bad / inaccurate volumeAttachment
  information results in ERROR state

Status in OpenStack Compute (nova):
  Expired

Bug description:
  This is related to another bug:
  https://bugs.launchpad.net/cinder/+bug/1398588/

  If one attempts to resize a server with volume attachment information
  that is inaccurate / contradicts Cinder's data (eg it thinks a volume
  is attached that is not), it results in the server going into an
  unrecoverable ERROR state:

  Fault

  Message
      'NoneType' object has no attribute 'get'
  Code
      500
  Details
      File "/opt/stack/nova/nova/compute/manager.py", line 314, in decorated_function return function(self, context, *args, **kwargs) File "/opt/stack/nova/nova/compute/manager.py", line 3900, in finish_resize self._set_instance_error_state(context, instance) File "/opt/stack/nova/nova/openstack/common/excutils.py", line 82, in __exit__ six.reraise(self.type_, self.value, self.tb) File "/opt/stack/nova/nova/compute/manager.py", line 3888, in finish_resize disk_info, image) File "/opt/stack/nova/nova/compute/manager.py", line 3856, in _finish_resize old_instance_type, sys_meta) File "/opt/stack/nova/nova/openstack/common/excutils.py", line 82, in __exit__ six.reraise(self.type_, self.value, self.tb) File "/opt/stack/nova/nova/compute/manager.py", line 3851, in _finish_resize block_device_info, power_on) File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 5988, in finish_migration write_to_disk=True) File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 4152, in _get_guest_xml context) File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 3932, in _get_guest_config flavor): File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 3483, in _get_guest_storage_config cfg = self._connect_volume(connection_info, info) File "/opt/stack/nova/nova/virt/libvirt/driver.py", line 1321, in _connect_volume driver_type = connection_info.get('driver_volume_type')

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