Latest news I found a way to create preallocated vmdks from scratch and will add this feature in a new version. Sorry - I would prefer to create sparse disks as they use much less space - but this is much more tricky. VMX-builder I made a simple cmd that creates a vmx-file from scratch. The output can be launched in a VMplayer-session - unless you misconfigure disks. A virtual SCSI-disk connected