CONTAP-739683: SVMDR fails with Apply failed for Object: nvmf_subsystem_map Method: remove_crs. Reason: There is no subsystem named
Issue
SVMDR vserver update fails: "Apply failed for Object: nvmf_subsystem_map Method: remove_crs [or add]. Reason: There is no subsystem named <subsystem> in Vserver <uuid>"
AND snapmirror show output on destination shows Snapmirrored/Idle with is-healthy=FALSE while all constituent PVC volumes remain healthy=true
AND source EMS shows wafl.vvol.destroyed for NVMe-namespace-containing PVC volumes (LUN.nvfail.option.on) between last-good and next SVMDR update
AND no EMS event fires on either node for the failure itself;
visible only via last-transfer-error in snapmirror show output
