NetApp storage cluster running Element Software on one of these versions: User is unable to access per-node or cluster UI after adding new / replacement node to the cluster or after cluster power off/...NetApp storage cluster running Element Software on one of these versions: User is unable to access per-node or cluster UI after adding new / replacement node to the cluster or after cluster power off/on for maintenance. The sf-element-auth.info file shows that element auth is not in a ready state element-auth[20976]: plugin_base.Exceptions.ServiceUnavailableException: The Element API command returned an API server error: Change API constant to be at least 20846 bytes