Ross Boylan wrote:
> 
> On Sat, Aug 04, 2001 at 12:56:30AM -0400, Doug Way wrote:
> >
> > With the VM, usually the only important thing is that your VM version
> > should be the same as or more recent than the image version. (not
> > earlier)
> 
> I thought I recall roughly the reverse rule: the definition of a major
> version (e.g., 3 in squeak 3.1) is that a VM of that number will work
> with all images of that era, even if they have a higher minor
> version.  So VM version <= image version, rather than the reverse.
> 
> Put slightly differently, if a new VM is required, the major version
> number gets bumped.
> 
> Perhaps the different statements are all true, provided one interprets
> version to mean major or minor appropriately.
> 
> This is of some practical interest to me, since I'm running 3.0 VMs
> against 3.1 images.

The VM is bacward compatible, the image is not. So a 3.1 image will not 
work with a 2.7 VM but a 2.7 image will work with a 3.1 VM. Keep your 
VM up to date if you follow the path of the ninja -> 3.1alpha!
Karl