> On 11 Mar 2015, at 18:31, Sean McBride <s...@rogue-research.com> wrote: > > On Tue, 10 Mar 2015 18:25:23 +0000, Quincey Morris said: > >> If something else is using a conflicting ‘removeObserver:forKeyPath:’, >> it might sorta work if all observers use it (because the total number of >> removals is equal to the number of observations, even if they remove >> each others’ observations), but fail if some try use >> ‘removeObserver:forKeyPath:context:’ on an observation that’s already >> been removed. > > It must be something like that. I've gutted my app down to test case size > and it still reproduces. :( If you're curious I can put it online. I recently refactored my app to use removeObserver:forKeyPath:context: rather than removeObserver:forKeyPath and it went without a hitch. What are you using for your context pointers? Mine are always non nil pointers to a static char.
> >> Also, a long time ago (Leopard-ish), there was a horrible bug where >> observations of (from?) the same thing could get mixed up so that >> attempting to remove one would actually remove the other. I doubt this >> was ever fixed — it was subtle. > > The Foundation Release Notes speak of similar things being fixed... but maybe > there is another bug... > > Cheers, > > -- > ____________________________________________________________ > Sean McBride, B. Eng s...@rogue-research.com > Rogue Research www.rogue-research.com > Mac Software Developer Montréal, Québec, Canada > > _______________________________________________ > > Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) > > Please do not post admin requests or moderator comments to the list. > Contact the moderators at cocoa-dev-admins(at)lists.apple.com > > Help/Unsubscribe/Update your Subscription: > https://lists.apple.com/mailman/options/cocoa-dev/jonathan%40mugginsoft.com > > This email sent to jonat...@mugginsoft.com _______________________________________________ Cocoa-dev mailing list (Cocoa-dev@lists.apple.com) Please do not post admin requests or moderator comments to the list. Contact the moderators at cocoa-dev-admins(at)lists.apple.com Help/Unsubscribe/Update your Subscription: https://lists.apple.com/mailman/options/cocoa-dev/archive%40mail-archive.com This email sent to arch...@mail-archive.com