It won't run. Period.
Vista Business RTM (TechNet) is the version of the operating system installed.
Here is the message one will receive when connected via the Virtual Server Web Console:
There isn't a whole lot out there about this, but I suspect that it has to do with the fact that Vista is running on virtualized hardware.
Not a big deal, just an interesting quirk.
Happy Vista Virtualizing!
Microsoft Small Business Specialists