Test version:
rhvh-4.2.8.0-0.20190108.0+1
cockpit-ovirt-dashboard-0.11.38-1.el7ev.noarch
RHVH include correct cockpit-ovirt package and test result is pass.
I will verify this bug after all depends on bugs fixed.
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.
https://access.redhat.com/errata/RHEA-2019:0126