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On 11/11/2013 04:33 PM, Andrew Richards wrote:
> I had the same error after doing a yum update last week (also Havana
> on CentOS 6.4).  My Horizon package came from the RDO Havana repo
> and stopped working following this set of updates:
> 
> Nov 07 14:41:18 Updated: libudev-147-2.46.el6_4.2.x86_64 Nov 07
> 14:41:19 Updated: libcom_err-1.41.12-14.el6_4.4.x86_64 Nov 07
> 14:41:20 Updated: udev-147-2.46.el6_4.2.x86_64 Nov 07 14:41:20
> Updated: device-mapper-1.02.77-9.el6_4.3.x86_64 Nov 07 14:41:21
> Updated: device-mapper-libs-1.02.77-9.el6_4.3.x86_64 Nov 07 14:41:21
> Updated: device-mapper-event-libs-1.02.77-9.el6_4.3.x86_64 Nov 07
> 14:41:21 Updated: python-six-1.4.1-1.el6.noarch Nov 07 14:41:22
> Updated: 1:python-keystoneclient-0.4.1-3.el6.noarch Nov 07 14:41:23
> Updated: device-mapper-event-1.02.77-9.el6_4.3.x86_64 Nov 07 14:41:23
> Updated: lvm2-libs-2.02.98-9.el6_4.3.x86_64 Nov 07 14:41:24 Updated:
> e2fsprogs-libs-1.41.12-14.el6_4.4.x86_64 Nov 07 14:41:24 Updated:
> libss-1.41.12-14.el6_4.4.x86_64 Nov 07 14:41:26 Updated: 
> kernel-firmware-2.6.32-358.123.2.openstack.el6.noarch Nov 07 14:41:27
> Updated: libgcrypt-1.4.5-11.el6_4.x86_64 Nov 07 14:41:28 Updated:
> gnupg2-2.0.14-6.el6_4.x86_64 Nov 07 14:41:34 Installed:
> kernel-2.6.32-358.123.2.openstack.el6.x86_64 Nov 07 14:41:35 Updated:
> e2fsprogs-1.41.12-14.el6_4.4.x86_64 Nov 07 14:41:36 Updated:
> lvm2-2.02.98-9.el6_4.3.x86_64 Nov 07 14:41:36 Updated:
> python-heatclient-0.2.5-1.el6.noarch Nov 07 14:41:37 Updated:
> python-cinderclient-1.0.7-1.el6.noarch Nov 07 14:41:39 Updated:
> mdadm-3.2.5-4.el6_4.3.x86_64 Nov 07 14:41:39 Updated:
> rsync-3.0.6-9.el6_4.1.x86_64 Nov 07 14:41:40 Updated:
> python-neutronclient-2.3.1-2.el6.noarch Nov 07 14:41:41 Updated:
> scsi-target-utils-1.0.38-48.bf6981.ceph.el6.x86_64 Nov 07 14:41:41
> Updated: rdo-release-havana-7.noarch Nov 07 14:41:42 Updated:
> gdisk-0.8.8-1.el6.x86_64
> 
> Per this thread I installed python-pbr and Horizon started working 
> again.  How could I have had Horizon working prior to that yum update
> if python-pbr was not installed (apparently) and is a Horizon
> dependency?
> 
> Thanks, Andy
Somehow, I can't spot horizon being updated here, so the question is:
which package requires pbr as runtime requirement?

Matthias