Applies to ONTAP 9 Issue The following error message is displayed in EMS: cluster::> event log show Time Node Severity Event ------------------- ---------------- ------------- ------------------------...Applies to ONTAP 9 Issue The following error message is displayed in EMS: cluster::> event log show Time Node Severity Event ------------------- ---------------- ------------- --------------------------- 1/25/2021 10:51:37 node ERROR sfu.firmwareDownrev.shelf: Shelf 0a.shelf0 has downrev firmware.