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Getting EXC_BAD_ACCESS and app crash

开发者 https://www.devze.com 2023-04-11 07:58 出处:网络
I have a table view and and tapping on any cell there is a detail view, my app get crashed when returning from detail to table list view, after going in detail view more than once.

I have a table view and and tapping on any cell there is a detail view, my app get crashed when returning from detail to table list view, after going in detail view more than once.

    #0  0x32d98f1c in objc_msgSend ()
#1  0x358da1开发者_如何学C50 in _UIView ()
#2  0x358da040 in -[UIView(Hierarchy) _makeSubtreePerformSelector:withObject:withObject:copySublayers:] ()
#3  0x358da080 in -[UIView(Hierarchy) _makeSubtreePerformSelector:withObject:withObject:copySublayers:] ()
#4  0x358da080 in -[UIView(Hierarchy) _makeSubtreePerformSelector:withObject:withObject:copySublayers:] ()
#5  0x358d9f38 in -[UIView(Hierarchy) _makeSubtreePerformSelector:withObject:] ()
#6  0x358f81dc in -[UIView(Hierarchy) removeFromSuperview] ()
#7  0x359af870 in -[UIScrollView removeFromSuperview] ()
#8  0x35900180 in -[UIView dealloc] ()
#9  0x374ffd7a in -[NSObject(NSObject) release] ()
#10 0x358f8230 in -[UIView(Hierarchy) removeFromSuperview] ()
#11 0x35900180 in -[UIView dealloc] ()
#12 0x359afffc in -[UIScrollView dealloc] ()
#13 0x374ffd7a in -[NSObject(NSObject) release] ()
#14 0x3516f7f4 in __delayedPerformCleanup ()
#15 0x3754d526 in CFRunLoopTimerInvalidate ()
#16 0x375522ac in __CFRunLoopDoTimer ()
#17 0x37521a90 in __CFRunLoopRun ()
#18 0x3752150a in CFRunLoopRunSpecific ()
#19 0x37521418 in CFRunLoopRunInMode ()
#20 0x33e76d24 in GSEventRunModal ()
#21 0x3591d57c in -[UIApplication _run] ()
#22 0x3591a558 in UIApplicationMain ()

How can i track the main reason behind this crash.

Thanks for any help.


I think in detailView dealloc method you are releasing an object which is already release. it may be one of the reason to crash the app


Could it possible, that you reuse the DetailViewController Variable and only change the Data ?

Because i think that's a retain/release problem.


I suggest you rerun with zombies enabled. That should help you to pin point the problem which is most likely to be a pointer to a released object.

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