I am on step 5, but I am not sure what I am doing wrong. I get the following error. Any help will be appreciated.

I have a subdomain, but I am not sure if it is needed.

I am not sure if I have to add things in /etc/hosts

[ INFO ] ok: [localhost]

[ INFO ] TASK [ovirt.hosted_engine_setup : Obtain SSO token using username/password credentials]

[ INFO ] ok: [localhost]

[ INFO ] TASK [ovirt.hosted_engine_setup : Fetch host facts]

[ INFO ] ok: [localhost]

[ INFO ] TASK [ovirt.hosted_engine_setup : Fetch cluster ID]

[ INFO ] ok: [localhost]

[ INFO ] TASK [ovirt.hosted_engine_setup : Fetch cluster facts]

[ INFO ] ok: [localhost]

[ INFO ] TASK [ovirt.hosted_engine_setup : Fetch Datacenter facts]

[ INFO ] ok: [localhost]

[ INFO ] TASK [ovirt.hosted_engine_setup : Fetch Datacenter ID]

[ INFO ] ok: [localhost]

[ INFO ] TASK [ovirt.hosted_engine_setup : Fetch Datacenter name]

[ INFO ] ok: [localhost]

[ INFO ] TASK [ovirt.hosted_engine_setup : Add NFS storage domain]

[ ERROR ] ovirtsdk4.Error: Fault reason is "Operation Failed". Fault detail is "[Problem while trying to mount target]". HTTP response code is 400.

[ ERROR ] fatal: [localhost]: FAILED! => {"changed": false, "msg": "Fault reason is \"Operation Failed\". Fault detail is \"[Problem while trying to mount target]\". HTTP response code is 400."}