rhevm-manage-domains fails to add domain even though it reports 'Manage Domains completed successfully'

Issue

[root@server ~]# rhevm-manage-domains -action=add -domain='example.com' -user='rhev' -interactive
Enter password:

Successfully added domain example.com. RHEV-M restart is required in order for the changes to take place (service jbossas restart).
Manage Domains completed successfully
[root@server ~]# service jbossas restart
Stopping jbossas:                                          [  OK  ]
Starting jbossas:                                          [  OK  ]
[root@server ~]# rhevm-manage-domains -action=list
Manage Domains completed successfully
[root@server ~]# rhevm-manage-domains -action=validate
Manage Domains completed successfully
[root@server ~]# rhevm-manage-domains -action=delete -domain=example.com
Domain example.com doesn't exist in the configuration.