Cloned from https://bugzilla.redhat.com/show_bug.cgi?id=1780056

Description of problem:
When creating a host on RHEV using APIv3, I get:
"Failed to create a compute testrhev3 (RHV) instance <FQDN>: Ovirt client returned an error: undefined method `text' for nil:NilClass"

This is regression.

Version-Release number of selected component (if applicable):
Sat 6.7 snap 4.

How reproducible:
Deterministic

Steps to Reproduce:
1. Have a RHEV CR using APIv3 and other entities necessary to create a host
2. Try to create a host

Actual results:
Upon submitting the host creation form, I get the mentioned error and the host is not created

Expected results:
Host created successfully (or APIv3 suport removed?)