Error: Unable to retrieve attachment information. Openstack - Mitaka

asked 2018-01-24 07:24:09 -0600

when i login to the openstack getting Error: Unable to retrieve attachment information.(I got this error by using cinderclient module. i am trying to detached and deleted a volume after that i am creating a new volume from a snapshot and attaching it to the instance).i have restarted the cinder services also but it is doesn't work. any one can help on this.

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