SQL cluster lost connection to witness SMB share during ONTAP upgrade Last updated Dec 24, 2021 Save as PDF Share Share Tweet Share Views:339Visibility:PublicVotes:0Category:ontap-9Specialty:nasLast Updated:12/24/2021, 8:29:20 PM Applies to ONTAP 9 Issue SMB witness protection does not failover as expected and causes an outage on an SQL cluster during an ONTAP upgrade.