I can not reproduce the issue in comment 1, please provide a tarball of /config on a host before you can reproduce the issue
1. Clean install rhevh7.2
2. Login rhevh and press F2 to enter into shell console
3. Remove OVIRT_*VERSION parameter from the /etc/defaults/ovirt
4. persist /etc/defaults/ovirt
5. Reboot rhevh and check log info in /var/log/ovirt.log
After step5, no AttributeError exception in /var/log/ovirt.log
So the bug is fixed, change bug status to VERIFIED.
Since the problem described in this bug report should be
resolved in a recent advisory, it has been closed with a
resolution of ERRATA.
For information on the advisory, and where to find the updated
files, follow the link below.
If the solution does not work for you, open a new bug report.