I don't know enough about squeak to determine the length of that task (2nd
day of squeaking for me).  However, the modified 4.6 does now save (after
loading the newer environment package and loading the classes from the
system package).

Best,
Huw

On 3 December 2015 at 15:06, H. Hirzel <hannes.hirzel at gmail.com> wrote:

> As direct loading does not work I suggest something like  copy/paste
> updated methods from a Squeak 5 trunk image one by one.
>
> back to the 4.6 image.
>
> I.e. open the mcz file in a code browser but do not load it.
>
> If necessary the code has to be adapted to cater for updates which
> happened elsewhere in the meantime as you write
>
> #includesSubString: -> #includesSubstring:
> #subStrings -> #substrings
>
> It seems that there not all that many fixes.
>
>
> --Hannes
>
> On 12/3/15, Huw Lloyd <huw.softdesigns at gmail.com> wrote:
> > Looks earliest System package to not load to 4.6 is:
> >
> > Name: System-ul.757
> > Author: ul
> > Time: 14 August 2015, 7:19:00.474 pm
> > UUID: fca51b99-736e-4666-acac-e5c5b6a1d397
> > Ancestors: System-cmm.756
> >
> > #includesSubString: -> #includesSubstring:
> > #subStrings -> #substrings
> >
> > Best,
> > Huw
> >
> >
> > On 3 December 2015 at 14:43, Huw Lloyd <huw.softdesigns at gmail.com>
> wrote:
> >
> >> Hannes,
> >>
> >> I got as far as a failure to load System-cwp.781 with missing dependency
> >> on class UnhandledWarning:
> >>
> >> "Warning: This package depends on the following classes:
> >>   UnhandledWarning
> >> You must resolve these dependencies before you will be able to load
> these
> >> definitions:
> >>   UnhandledWarning>>defaultAction"
> >>
> >> The version of package system for 4.6 is System-topa.753
> >>
> >> Best,
> >> Huw
> >>
> >>
> >> On 3 December 2015 at 08:57, H. Hirzel <hannes.hirzel at gmail.com> wrote:
> >>
> >>> Huw,
> >>>
> >>> See a proposal for a quick fix below using the work of Colin Putney
> last
> >>> week.
> >>>
> >>> --Hannes
> >>>
> >>> On 12/3/15, David T. Lewis <lewis at mail.msen.com> wrote:
> >>> > Huw,
> >>> >
> >>> > The timing of your question is perfect :-)
> >>> >
> >>> > There are some very recent updates (in the last week or so) to the
> >>> Squeak
> >>> > trunk development stream that address this problem.
> >>>
> >>> A copy of the mail describing these updates is here
> >>> http://wiki.squeak.org/squeak/6218
> >>>
> >>> This is work in
> >>> > progress,
> >>> > but in a nutshell, the latest trunk fixes should resolve the problem
> >>> > for
> >>> > 4.6 images, but there is work still to be done in order to make it
> >>> > work
> >>> > in 5.0 Spur. We still need to get these latest updates into the
> >>> > standard
> >>> > update stream for squeak46, but as soon as that is complete it should
> >>> work
> >>> > for those images.
> >>>
> >>> The updates Colin Putney committed to the trunk on Friday, Saturday
> >>> 27/28th Nov are
> >>>
> >>> Name: Environments-cwp.60
> >>> Author: cwp
> >>> Time: 27 November 2015, 5:14:36.376 pm
> >>> UUID: c8836cde-f21e-4652-a2e9-73f8de6f00e0
> >>> Ancestors: Environments-kfr.59
> >>>
> >>> Always serialize Bindings as DiskProxies.
> >>>
> >>>
> >>> Name: System-cwp.781
> >>> Author: cwp
> >>> Time: 27 November 2015, 5:22:38.591 pm
> >>> UUID: c0ffbab7-f7ee-4966-ba07-d57436ac42f2
> >>> Ancestors: System-mt.780
> >>>
> >>> Remove specialized serialization of Associations.
> >>> Since associations are no longer used as globals, we never need to
> >>> serialize them using DiskProxy.
> >>>
> >>>
> >>> Name: System-cwp.782
> >>> Author: cwp
> >>> Time: 27 November 2015, 9:00:42.904 pm
> >>> UUID: ae1f1166-0438-4e78-8ded-46c59c212210
> >>> Ancestors: System-cwp.781
> >>>
> >>> Reload DiskProxies using the current environment
> >>>
> >>> When looking up objects from the destination image, DiskProxies should
> >>> use the current environment, rather than referring to to Smalltalk.
> >>> This lets objects on disk be loaded into arbitrary environments.
> >>>
> >>> These updates are committed to the trunk (i.e. the ongoing development
> >>> after the release of 5.0). However  in a trunk image
> >>>
> >>>
> http://build.squeak.org/job/Trunk/default/lastSuccessfulBuild/artifact/target/TrunkImage.zip
> >>> they do NOT work yet.
> >>>
> >>>
> >>> What you could do as of now
> >>> -----------------------------------------
> >>>
> >>> - File in the updates above into a 4.6 image.
> >>> - It should fix the problem (I have not tried yet, so please report if
> >>> it is successful).
> >>>
> >>>
> >>>
> >>>
> >>> > I am less certain of the timing for 5.0 images.
> >>>
> >>> The reason is that the new VM crashes, and Colin has reported this to
> >>> the Virtual Machine List.
> >>>
> >>>
> >>>
> >>> > Dave
> >>> >
> >>> >
> >>> >
> >>> > On Thu, Dec 03, 2015 at 01:25:37AM +0000, Huw Lloyd wrote:
> >>> >> Arbitrarily picking an earlier version ... 4.1 does not have this
> >>> >> issue/bug.
> >>> >>
> >>> >> Any quick fixes for this?  I'm interested in using this in
> >>> >> conjunction
> >>> >> with
> >>> >> aida.
> >>> >>
> >>> >> Best,
> >>> >> Huw
> >>> >>
> >>> >>
> >>> >> On 3 December 2015 at 01:13, Huw Lloyd <huw.softdesigns at gmail.com>
> >>> wrote:
> >>> >>
> >>> >> > For both 4.6 & 5.0 on the mac, saving a project generates the
> >>> following
> >>> >> > error: "NotImplemented: ClassBinding or a superclass should
> >>> >> > implement
> >>> >> > objectForDataStream."
> >>> >> >
> >>> >> > The comments in the method suggest this shouldn't have been
> >>> >> > released
> >>> to
> >>> >> > a
> >>> >> > stable version: "It's not yet clear how serialization should work
> >>> >> > in
> >>> >> > the
> >>> >> > presence of environments".
> >>> >> >
> >>> >> > Problem 2 is that if I then "abandon" the error messge, the
> >>> >> > workspace
> >>> >> > is
> >>> >> > then flooded with "MessageNotUnderstood" error boxes.
> >>> >> >
> >>> >> > Is "environments" something experimental that should be switched
> >>> >> > off?
> >>> >> >
> >>> >> > Best,
> >>> >> > Huw
> >>> >> >
> >>> >> >
> >>> >> >
> >>> >
> >>> >>
> >>> >
> >>> >
> >>> >
> >>>
> >>>
> >>
> >
>
>
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