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Cannot Delete Subnet Due to Orphaned Service VNIC from Deleted OKE Cluster

Ilya VarelaJul 11 2025

Hello,

I’m trying to delete a subnet (ocid1.subnet.oc1.iad.aaaaaaaaltbskupdcch4i7oa6nv342z5nji3ndy7rk6hitishly47b2nacwa), but I'm receiving the following error:

The subnet ocid1.subnet.oc1.iad.aaaaaaaaltbskupdcch4i7oa6nv342z5nji3ndy7rk6hitishly47b2nacwa references the service VNIC ocid1.vnic.oc1.iad.abuwcljrc7vjyxkipz37g3wm624ohnwr5t4yxpbf4nl7mtmixdxkdspq3izq. You must remove the reference to proceed with this operation.

However, this VNIC (ocid1.vnic.oc1.iad.abuwcljrc7vjyxkipz37g3wm624ohnwr5t4yxpbf4nl7mtmixdxkdspq3izq) belongs to a Kubernetes cluster (ocid1.cluster.oc1.iad.aaaaaaaai5duyo3bq4rqevdqhgcjbdujqsix3vuwtpsswyoubc7ha2veosiq) that has already been deleted.

I’ve confirmed that:

  • The cluster no longer exists.
  • There are no active node pools or load balancers referencing the subnet.
  • The VNIC is still in AVAILABLE state and blocking subnet deletion.
  • The VNIC is not attached to any instance or LB I can delete manually.

There is no way to delete the VNIC directly via CLI, and I can’t disassociate it from the subnet.

Can someone from the Oracle team please help disassociate or delete this orphaned service VNIC, or suggest a way to resolve this so I can delete the subnet?

Thanks in advance.

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Added on Jul 11 2025
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