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New LUN clone not visible in Windows

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ontap-9
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san
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Applies to

  • ONTAP 9
  • Windows Server 2022 Standard
  • iSCSI

Issue

  • Newly created LUN clone does not appear in disk manager, but the iSCSI initiator Properties (Targets tab > Devices) displays it.
  • Other LUNs from the same igroup are accessible.
  • SnapGathers collection file iSCSI.txt lists LUNs in question, confirming successful discovery on protocol layer:

Excerpt:
    Devices:
        Device Type            : Unknown
        Device Number          : -1
        Storage Device Type    : 34
        Partition Number       : -1

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