Bulk migration with Retain MAC policy fails with the following errorOne or more VMs have errors, cannot proceed with migration.
You may retry validation after fixing the issues.
The mac address of the VM belongs to the reserved mac range, retain mac is not supported for such vms
VMware HCX
This error is shown when the source VM is using a VMware reserved MAC address
To prevent this issue, please re-generate a new MAC address which is not included in the VMware reserved MAC address range.
See the following articles for more information on this topic
Attempt to Power On a Virtual Machine Fails Due to a MAC Address Conflict