This bug was fixed in the package cinder - 2:12.0.0~b2-0ubuntu2
--------------- cinder (2:12.0.0~b2-0ubuntu2) bionic; urgency=medium
* d/cinder-common.postinst: Use reserved uid/gid for cinder user/group, ensuring consistency across deployments (LP: #1657202).
-- James Page <email address hidden> Tue, 12 Dec 2017 15:22:10 +0000
This bug was fixed in the package cinder - 2:12.0. 0~b2-0ubuntu2
--------------- 0~b2-0ubuntu2) bionic; urgency=medium
cinder (2:12.0.
* d/cinder- common. postinst: Use reserved uid/gid for cinder user/group,
ensuring consistency across deployments (LP: #1657202).
-- James Page <email address hidden> Tue, 12 Dec 2017 15:22:10 +0000