[Newbies] Re: Can't file in project with SqueakMap code in it
Klaus D. Witzel
klaus.witzel at cobss.com
Sat Jul 29 06:20:04 UTC 2006
Mike, thank you for sharing this experience. In another world at another
time I'm investigating the dont's and do's of the (most likely rotten)
interplay between the classic "changes" mechanism and SqMap and MC. You
experience made it onto my toDo list, thank you.
On Sat, 29 Jul 2006 00:59:18 +0200, Mike O'Brien wrote:
>> Is this a problem with the order in which Project files
>> are written? It's just possible that I first loaded XPMReadWriter
>> before creating this project, then loaded it in again. Would
>> this result in such a Project file?
> It's possible this is what happened. I just tried
> an experiment where I started with a clean image of 3.8-6665,
> updated SqueakMap, created a new Project, entered it, loaded
> XPMReadWriter, wrote out a Project file, then abandoned the image
> and loaded the new Project file into a clean image with
> an updated SqueakMap. That project file loaded without error.
> It looks like if you reload a class into an image that already
> has the class defined, what goes into the changeSet won't
> file in correctly to an image that's never seen the new
> class before. I suppose I shouldn't be surprised.
> On my original image that gave rise to this problem,
> I also got a popup about blocks playing with instance variables,
> which I didn't understand even after browsing the debugger
> that resulted. Pointers as to what that's all about would be
> appreciated: I couldn't even make enough sense of what it
> was trying to tell me (the Debugger opened on methods deep
> inside the squeak parser) to determine whether this was
> related to the problem of filing in the Project file.
> Mike O'Brien
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