iphone应用程序运行时异常

-3

2014-02-14 13:30:41.013 MyInvitationCard[2043:70b] *** Terminating app due to uncaught exception 'NSUnknownKeyException', reason: '[<CardIndexViewController 0x8d34d60> setValue:forUndefinedKey:]: this class is not key value coding-compliant for the key CardLabel.' 
*** First throw call stack: 
(
    0 CoreFoundation      0x017435e4 __exceptionPreprocess + 180 
    1 libobjc.A.dylib      0x014c68b6 objc_exception_throw + 44 
    2 CoreFoundation      0x017d36a1 -[NSException raise] + 17 
    3 Foundation       0x011879ee -[NSObject(NSKeyValueCoding) setValue:forUndefinedKey:] + 282 
    4 Foundation       0x010f3cfb _NSSetUsingKeyValueSetter + 88 
    5 Foundation       0x010f3253 -[NSObject(NSKeyValueCoding) setValue:forKey:] + 267 
    6 Foundation       0x0115570a -[NSObject(NSKeyValueCoding) setValue:forKeyPath:] + 412 
    7 UIKit        0x004d6a15 -[UIRuntimeOutletConnection connect] + 106 
    8 libobjc.A.dylib      0x014d87d2 -[NSObject performSelector:] + 62 
    9 CoreFoundation      0x0173eb6a -[NSArray makeObjectsPerformSelector:] + 314 
    10 UIKit        0x004d556e -[UINib instantiateWithOwner:options:] + 1417 
    11 UIKit        0x00347605 -[UIViewController _loadViewFromNibNamed:bundle:] + 280 
    12 UIKit        0x00347dad -[UIViewController loadView] + 302 
    13 UIKit        0x003480ae -[UIViewController loadViewIfRequired] + 78 
    14 UIKit        0x003485b4 -[UIViewController view] + 35 
    15 UIKit        0x003623e2 -[UINavigationController _startCustomTransition:] + 778 
    16 UIKit        0x0036f0c7 -[UINavigationController _startDeferredTransitionIfNeeded:] + 688 
    17 UIKit        0x0036fcb9 -[UINavigationController __viewWillLayoutSubviews] + 57 
    18 UIKit        0x004a9181 -[UILayoutContainerView layoutSubviews] + 213 
    19 UIKit        0x0029f267 -[UIView(CALayerDelegate) layoutSublayersOfLayer:] + 355 
    20 libobjc.A.dylib      0x014d881f -[NSObject performSelector:withObject:] + 70 
    21 QuartzCore       0x03b512ea -[CALayer layoutSublayers] + 148 
    22 QuartzCore       0x03b450d4 _ZN2CA5Layer16layout_if_neededEPNS_11TransactionE + 380 
    23 QuartzCore       0x03b44f40 _ZN2CA5Layer28layout_and_display_if_neededEPNS_11TransactionE + 26 
    24 QuartzCore       0x03aacae6 _ZN2CA7Context18commit_transactionEPNS_11TransactionE + 294 
    25 QuartzCore       0x03aade71 _ZN2CA11Transaction6commitEv + 393 
    26 QuartzCore       0x03aae544 _ZN2CA11Transaction17observer_callbackEP19__CFRunLoopObservermPv + 92 
    27 CoreFoundation      0x0170b4ce __CFRUNLOOP_IS_CALLING_OUT_TO_AN_OBSERVER_CALLBACK_FUNCTION__ + 30 
    28 CoreFoundation      0x0170b41f __CFRunLoopDoObservers + 399 
    29 CoreFoundation      0x016e9344 __CFRunLoopRun + 1076 
    30 CoreFoundation      0x016e8ac3 CFRunLoopRunSpecific + 467 
    31 CoreFoundation      0x016e88db CFRunLoopRunInMode + 123 
    32 GraphicsServices     0x036e89e2 GSEventRunModal + 192 
    33 GraphicsServices     0x036e8809 GSEventRun + 104 
    34 UIKit        0x00234d3b UIApplicationMain + 1225 
    35 MyInvitationCard     0x000070bd main + 141 
    36 libdyld.dylib      0x01d8170d start + 1 
) 
libc++abi.dylib: terminating with uncaught exception of type NSException 
(lldb)

来源

2014-02-14 Sankalp Kanungo

我们如何识别错误。所以请发布您的代码... –

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