You need to put a space after the memory directive:

 -memory: 32

Otherwise the next character gets ignored - so you are actually getting
-memory: 2 or -memory: 6, neither one being sufficient to start a
full-up Squeak image.

(I'm assuming a Win32 VM here.)

-- Dwight

Eric Arseneau wrote:
> 
> I am trying to boost the amount of memory that Squeak has in a 2.7 VM.  If I
> add -memory:32 to the command line, Squeak does not start.  I've tried 16,
> still the same thing.  If I place an entry in the Squeak.ini file for
> Memory=, it does nothing.
> 
> How do I increase the amount of memory that Squeak can use ?