Is RHUI4 configuration that disables ipv6 supported?

Issue

Is RHUI4 configuration that disables ipv6 supported?

After disabling ipv6 and running the rhui-installer command, the installation failed.
nginx service won't start.

<snip>
TASK [Enable and start NginX service] ***********************************************************************************************************************
fatal: [localhost]: FAILED! => {"changed": false, "msg": "Unable to start service nginx: Job for nginx.service failed because the control process exited with error code.\nSee \"systemctl status nginx.service\" and \"journalctl -xe\" for details.\n"}

PLAY RECAP **************************************************************************************************************************************************
localhost                  : ok=27   changed=17   unreachable=0    failed=1    skipped=13   rescued=0    ignored=0