Have you tried this (in your Persistent document subclass)?

- (void)close
{

    // we're about to close this document but we have to do some housekeeping
    [self cleanup];
    [super close];
    
}

> On 23-Nov-2015, at 07:41, Motti Shneor <su...@bezeqint.net> wrote:
> 
> Problem is - the application quits immediately even when there are dirty 
> documents open!!! the @#$@#$ document "architecture" feels free to quit 
> because all has been "AutoSaved". not "Saved". I just want the old behavior - 
> you should not be able to quit with dirty documents. That's all.
> 
> I do have, of course, validation on saves (Hmmm.... CoreData has, and I added 
> my overrides). But happy-happy-document-architecture doesn't really care.
> 
> 

Cool Runnings,
Erne.
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