由于未捕获异常'NSInvalidArgumentException'而终止应用程序，

Question

我有这个错误。谁能帮我...

Call stack at first throw: 
(
    0 CoreFoundation      0x00dc25a9 __exceptionPreprocess + 185 
    1 libobjc.A.dylib      0x00f16313 objc_exception_throw + 44 
    2 CoreFoundation      0x00dc40bb -[NSObject(NSObject) doesNotRecognizeSelector:] + 187 
    3 CoreFoundation      0x00d33966 ___forwarding___ + 966 
    4 CoreFoundation      0x00d33522 _CF_forwarding_prep_0 + 50 
    5 UIKit        0x002b24fd -[UIApplication sendAction:to:from:forEvent:] + 119 
    6 UIKit        0x00342799 -[UIControl sendAction:to:forEvent:] + 67 
    7 UIKit        0x00344c2b -[UIControl(Internal) _sendActionsForEvents:withEvent:] + 527 
    8 UIKit        0x003437d8 -[UIControl touchesEnded:withEvent:] + 458 
    9 UIKit        0x002d6ded -[UIWindow _sendTouchesForEvent:] + 567 
    10 UIKit        0x002b7c37 -[UIApplication sendEvent:] + 447 
    11 UIKit        0x002bcf2e _UIApplicationHandleEvent + 7576 
    12 GraphicsServices     0x0171a992 PurpleEventCallback + 1550 
    13 CoreFoundation      0x00da3944 __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE1_PERFORM_FUNCTION__ + 52 
    14 CoreFoundation      0x00d03cf7 __CFRunLoopDoSource1 + 215 
    15 CoreFoundation      0x00d00f83 __CFRunLoopRun + 979 
    16 CoreFoundation      0x00d00840 CFRunLoopRunSpecific + 208 
    17 CoreFoundation      0x00d00761 CFRunLoopRunInMode + 97 
    18 GraphicsServices     0x017191c4 GSEventRunModal + 217 
    19 GraphicsServices     0x01719289 GSEventRun + 115 
    20 UIKit        0x002c0c93 UIApplicationMain + 1160 
    21 BasicNavigation      0x00001ea0 main + 102 
    22 BasicNavigation      0x00001e31 start + 53 
) 
terminate called after throwing an instance of 'NSException' 
Program received signal: “SIGABRT”. 
(gdb) 

Answer 1

当你得到这个错误？

时传递的参数无效 一种方法，如在需要非零对象一个零指针发生异常的

NSInvalidArgumentException

名称。

Answer 2

-[NSObject(NSObject) doesNotRecognizeSelector:] 

表明你的对象的人不承认的选择方法。您可能正在使用不执行特定方法的对象调用方法。请张贴您的代码，以便您可以得到确切的原因。