從今天起,我的斷點在Xcode 5.1中停止工作。我有一個無法識別的選擇器發送到NSArray,但調試器不顯示錯誤發生的地方。它始終指向main.mXcode 5.1斷點不起作用
2014-07-10 20:12:33.827 App[2936:60b] -[__NSArrayI length]: unrecognized selector sent to instance 0xb766da0
2014-07-10 20:12:35.489 App[2936:60b] *** Terminating app due to uncaught exception 'NSInvalidArgumentException', reason: '-[__NSArrayI length]: unrecognized selector sent to instance 0xb766da0'
*** First throw call stack:
(
0 CoreFoundation 0x035b61e4 __exceptionPreprocess + 180
1 libobjc.A.dylib 0x018a28e5 objc_exception_throw + 44
2 CoreFoundation 0x03653243 -[NSObject(NSObject) doesNotRecognizeSelector:] + 275
3 CoreFoundation 0x035a650b ___forwarding___ + 1019
4 CoreFoundation 0x035a60ee _CF_forwarding_prep_0 + 14
5 UIKit 0x00512463 -[UILabel _shadow] + 45
6 UIKit 0x005138c2 -[UILabel drawTextInRect:] + 70
7 UIKit 0x00515dfc -[UILabel drawRect:] + 98
8 UIKit 0x003c4453 -[UIView(CALayerDelegate) drawLayer:inContext:] + 504
9 QuartzCore 0x02a8af39 -[CALayer drawInContext:] + 123
10 QuartzCore 0x02a8ae6a _ZL16backing_callbackP9CGContextPv + 96
11 QuartzCore 0x029794fc CABackingStoreUpdate_ + 2656
12 QuartzCore 0x02a8ae02 ___ZN2CA5Layer8display_Ev_block_invoke + 93
13 QuartzCore 0x02abf2d7 x_blame_allocations + 15
14 QuartzCore 0x02a8ac6d _ZN2CA5Layer8display_Ev + 1519
15 QuartzCore 0x02a8aeb9 -[CALayer _display] + 33
16 QuartzCore 0x02a8a676 _ZN2CA5Layer7displayEv + 144
17 QuartzCore 0x02a8ae93 -[CALayer display] + 33
18 QuartzCore 0x02a7f043 _ZN2CA5Layer17display_if_neededEPNS_11TransactionE + 323
19 QuartzCore 0x02a7f0bc _ZN2CA5Layer28layout_and_display_if_neededEPNS_11TransactionE + 38
20 QuartzCore 0x029e57fa _ZN2CA7Context18commit_transactionEPNS_11TransactionE + 294
21 QuartzCore 0x029e6b85 _ZN2CA11Transaction6commitEv + 393
22 QuartzCore 0x029e7258 _ZN2CA11Transaction17observer_callbackEP19__CFRunLoopObservermPv + 92
23 CoreFoundation 0x0357e36e __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 30
24 CoreFoundation 0x0357e2bf __CFRunLoopDoObservers + 399
25 CoreFoundation 0x0355c254 __CFRunLoopRun + 1076
26 CoreFoundation 0x0355b9d3 CFRunLoopRunSpecific + 467
27 CoreFoundation 0x0355b7eb CFRunLoopRunInMode + 123
28 GraphicsServices 0x038135ee GSEventRunModal + 192
29 GraphicsServices 0x0381342b GSEventRun + 104
30 UIKit 0x00355f9b UIApplicationMain + 1225
31 App 0x00002548 main + 94
32 libdyld.dylib 0x01fe8701 start + 1
)
libc++abi.dylib: terminating with uncaught exception of type NSException
我已經嘗試重新創建斷點,並在默認情況下保留所有選項。藍色箭頭被激活。
'調試時顯示反彙編'未選中。
這裏有什麼問題?
似乎你正在使用發佈版本。 –