PRCV-01032
unable to add or modify VM resource because some of the virtual machines specified to be added are already configured in another VM resource
Cause
The VM resource could not be added or modified because some of the virtual machine names or IDs specified to be added were already registered in a VM resource. See the accompanying error messages for more details.
Action
Retry the 'add' or 'modify' operation specifying virtual machine names or IDs to be added that are not already registered.