On WS 15.1.0 host=Windows 10 guest=Windows 10, attempting to merge split vmdk files w10.vmdk, w10-s001.vmdk ... w10-s011.vmdk with this command:
vmware-vdiskmanager.exe -r w10.vmdk -t 0 w10-new.vmdk
It fails with this message
Failed to convert disk: One of the parameters supplied is invalid (0x3e80).
The vm files are all normal. For example, vmware-vdiskmanager.exe -k w10.vmdk or vmware-vdiskmanager.exe -d w10.vmdk executes without error.
What am I doing wrong?