<?xml version='1.0' encoding='UTF-8'?><!DOCTYPE netapp SYSTEM 'file:/etc/netapp_filer.dtd'><netapp xmlns=http://www.netapp.com/filer/admin version="1.7" vfiler="[svm]" originator_id="AIQ_UM"><snapshot...<?xml version='1.0' encoding='UTF-8'?><!DOCTYPE netapp SYSTEM 'file:/etc/netapp_filer.dtd'><netapp xmlns=http://www.netapp.com/filer/admin version="1.7" vfiler="[svm]" originator_id="AIQ_UM"><snapshot-delete><snapshot>SP_2_60486_555763_1525658422</snapshot><volume>[mirrored volume]</volume></snapshot-delete></netapp> Error: command failed: This Snapshot copy is currently used as a reference Snapshot copy by one or more SnapMirror relationships.