「SnapMirror status」の更新前チェックで「DP SnapMirror relationships exist on this cluster」という警告が返される

環境

• ONTAP 9
• SnapMirror

問題

• ONTAPを9.12.1以降にアップグレード（更新）すると、SnapMirrorステータスの更新前チェックに関して次の警告が返されます。

System Manager：

ONTAP CLI：

Pre-update Check           Status   Error-Action
----------------------------------- -------- --------------------------------
SnapMirror status          Warning  Warning: DP SnapMirror
                       relationships exist on this
                       cluster. SnapMirror
                       relationships detected.
                       Action: Identify the DP
                       relationships using the command
                       "snapmirror show -type DP".
                       Refer to
                       https://docs.netapp.com/us-en/
                       ontap/data-protection/convert-
                       snapmirror-version-flexible-
                       task.html to convert DP to XDP
                       relationship or delete and
                       release the relationships using
                       the "snapmirror delete" and
                       "snapmirror release" commands.