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ONTAP Select Deploy: NodeDetachDiskFailed as a result of dupe VMDKs in the Deploy disk inventory

Last Updated:

Applies to

  • NetApp ONTAP Select (OTS)
  • NetApp ONTAP Deploy 9.8 and later
  • VMware ESXi
  • Hardware RAID


  • The node storage disk detach command fails with the following error:
<SDOTAdminError(key="NodeDetachDiskFailed", Failed to detach disk "cluster01-01_5.vmdk" from node "cluster01-01" in cluster "cluster01". Reason: Disk "cluster01-01_5.vmdk" cannot be detached from node "cluster01-01". It is in use by "ONTAP". Can only detach disks that are broken, shared, spare, unassigned, or unknown.")>
  • Unable to identify and delete the affected disk as the output of node storage disk show on the ONTAP deploy appliance shows many disks with the same name.

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