Applies to NetApp E-Series NetApp Unified Manager SANtricity OS upgrade Issue Unable to upgrade from 11.80GA to 11.80.1R1 using Unified Manager Web server error 422 From SANtricity System Manager the ...Applies to NetApp E-Series NetApp Unified Manager SANtricity OS upgrade Issue Unable to upgrade from 11.80GA to 11.80.1R1 using Unified Manager Web server error 422 From SANtricity System Manager the upgrade fails with: Cannot Perform Upgrade Operation Failed to transfer the upgrade files Error: Stage failed