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[Bug 1290468] Re: AttributeError: 'NoneType' object has no attribute '_sa_instance_state'

To: yahoo-eng-team@xxxxxxxxxxxxxxxxxxx
From: Roman Podoliaka <rpodolyaka@xxxxxxxxxxxx>
Date: Wed, 02 Jul 2014 16:17:54 -0000
Reply-to: Bug 1290468 <1290468@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx

** No longer affects: fuel

** No longer affects: fuel/5.0.x

** No longer affects: fuel/5.1.x

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https://bugs.launchpad.net/bugs/1290468

Title:
  AttributeError: 'NoneType' object has no attribute
  '_sa_instance_state'

Status in Cinder:
  New
Status in OpenStack Compute (Nova):
  New
Status in Oslo - a Library of Common OpenStack Code:
  Fix Released

Bug description:
  Dan Smith was seeing this in some nova testing:

  http://paste.openstack.org/show/73043/

  Looking at logstash, this is showing up a lot since 3/7 which is when
  lazy translation was enabled in Cinder:

  http://logstash.openstack.org/#eyJzZWFyY2giOiJtZXNzYWdlOlwiQXR0cmlidXRlRXJyb3I6IFxcJ05vbmVUeXBlXFwnIG9iamVjdCBoYXMgbm8gYXR0cmlidXRlIFxcJ19zYV9pbnN0YW5jZV9zdGF0ZVxcJ1wiIEFORCBmaWxlbmFtZTpsb2dzKnNjcmVlbi1jLWFwaS50eHQiLCJmaWVsZHMiOltdLCJvZmZzZXQiOjAsInRpbWVmcmFtZSI6IjYwNDgwMCIsImdyYXBobW9kZSI6ImNvdW50IiwidGltZSI6eyJ1c2VyX2ludGVydmFsIjowfSwic3RhbXAiOjEzOTQ0NzI5Nzg4MDV9

  https://review.openstack.org/#/q/status:merged+project:openstack/cinder+branch:master+topic:bug/1280826,n,z

  Logstash shows a 99% success rate when this shows up but it can't stay
  like this, but right now it looks to be more cosmetic than functional.

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