Verified on CFME-5.7.1.2
Tested manually - VM provisioned 4 VMs. There was no hosts removal.
Also run CFME/RHV automation tests, and problem didn't occur.
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://rhn.redhat.com/errata/RHSA-2017-0320.html