That was it! Thanks, I should have checked for that first. Thanks, Cem Karan
> -----Original Message----- > From: Julien Jalon [mailto:[EMAIL PROTECTED] > Sent: Tuesday, October 07, 2008 10:39 AM > To: Karan, Cem (Civ, ARL/CISD) > Cc: cocoa-dev@lists.apple.com > Subject: [Disarmed] Re: NSNotificationQueue EXC_BAD_ACCESS problems > > Try your code by enabling NSZombies (Add NSZombieEnabled=YES > to the environment before launching your tool/app). > > This should show you what object is supposed to get messaged. > I suspect some object observes your notification but is deallocated. > > -- > Julien > > > On Tue, Oct 7, 2008 at 4:28 PM, Karan, Cem (Civ, ARL/CISD) > <[EMAIL PROTECTED]> wrote: > > > I'm having a great deal of trouble getting my > notification queue to work correctly. It always causes a > EXC_BAD_ACCESS > whenever I post using NSPostASAP or NSPostWhenIdle, but > it works when I post using NSPostNow. Here are the relevant > lines of code: > > -(void) testMethod > { > NSNotification *tempNotification = [NSNotification > notificationWithName:@"DummyName" object:self userInfo:nil]; > > [[NSNotificationQueue defaultQueue] > enqueueNotification:tempNotification postingStyle:NSPostNow > coalesceMask:(NSNotificationCoalescingOnName | > NSNotificationCoalescingOnSender) forModes:nil]; > } > > If I change NSPostNow to NSPostASAP, then it > immediately crashes. In the last crash, the stack looked like this: > > #0 0x964e6688 in objc_msgSend > #1 0x931731da in _nsnote_callback > #2 0x90722aba in __CFXNotificationPost > #3 0x90722d93 in _CFXNotificationPostNotification > #4 0x931a071c in -[NSNotificationCenter postNotification:] > #5 0x931d3121 in postQueueNotifications > #6 0x9073f9c2 in __CFRunLoopDoObservers > #7 0x90740d1c in CFRunLoopRunSpecific > #8 0x90741cf8 in CFRunLoopRunInMode > #9 0x94902480 in RunCurrentEventLoopInMode > #10 0x949021d2 in ReceiveNextEventCommon > #11 0x9490210d in BlockUntilNextEventMatchingListInMode > #12 0x9580b3ed in _DPSNextEvent > #13 0x9580aca0 in -[NSApplication > nextEventMatchingMask:untilDate:inMode:dequeue:] > #14 0x95803cdb in -[NSApplication run] > #15 0x957d0f14 in NSApplicationMain > #16 0x0000a7fe in main at main.mm:13 > > The precise line I get the EXC_BAD_ACCESS is: > > 0x964e6688 <+0024> mov 0x20(%edx),%edi > > and this seems to happen at the end of the runloop. I > tried removing the coalesceMask arguments, but no luck. Note > that NSPostNow causes all the code to work completely > correctly, its just the other two modes that it doesn't work. > Anyone have any clue what is going on? > > This is on a OS X 10.5.5 machine with MacFUSE 1.7 > installed. The code is being compiled using Xcode > MailScanner has detected a possible fraud attempt from > "3.1.1" claiming to be 3.1.1. <http://3.1.1.> > > Thanks, > Cem Karan > > _______________________________________________ > > 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: > > http://lists.apple.com/mailman/options/cocoa-dev/jjalon%40gmail.com > > This email sent to [EMAIL PROTECTED] > > > >
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