FMV1788I
The target ESX host is missing the required distributed virtual port group, the virtual machine NIC cannot be restored. Use VMDEFAULTDVPORTGROUP option to set to specify new port group. If target ESXi server does not have any port groups, use VMDEFAULTNETWORK option.
Explanation
The virtual machine NIC was backed by a distributed virtual port group but the target ESX host is missing this port group.
System action
The virtual machine can be restored but the NIC cannot be restored.
User response
After the virtual machine has been restored a new NIC card can be added.