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    • https://kb.netapp.com/on-prem/ontap/OHW/OHW-KBs/Troubleshooting_replacing_motherboard_with_TPM_chip_and_OKM_configured
      The following issue will occur when the TPM motherboard is replaced on ONTAP 9.8 and later with platforms which have TPM chip and OKM enabled if the TPM chip generated seal is not updated in the OKM h...The following issue will occur when the TPM motherboard is replaced on ONTAP 9.8 and later with platforms which have TPM chip and OKM enabled if the TPM chip generated seal is not updated in the OKM hiearchy. When replacing a FAS or AFF motherboard equipped with a TPM chip, TPM license installed and using encrypted root volumes, the system will not boot while the TPM is configured and the root volume is encrypted (Bug ID 1480977).