当我打开一个新视图时，我的应用程序在 iPad 上崩溃，即使在模拟器中它就像一个魅力。
非常感谢任何帮助！
提前致谢
控制台输出：
2012-07-18 10:32:19.783 Coverdale[3484:707] *** Terminating app due to uncaught exception 'NSRangeException', reason: '*** -[__NSArrayM objectAtIndex:]: index 4 beyond bounds [0 .. 3]'
First throw call stack:
(0x3757688f 0x315eb259 0x374bf9db 0x37745 0x35c3f 0x306e3c8b 0x30708481 0x306ccbd5 0x3078f359 0x306d53b5 0x306d53d1 0x306d5263 0x3078f31f 0x307446cb 0x3074400f 0x3078dc05 0x3078c367 0x307e76a7 0x2c4fb 0x3075c93d 0x307d6627 0x33093933 0x3754aa33 0x3754a699 0x3754926f 0x374cc4a5 0x374cc36d 0x376c5439 0x306d8cd5 0x22103 0x220a8)
terminate called throwing an exception(lldb)
崩溃报告
Exception Type: EXC_CRASH (SIGABRT)
Exception Codes: 0x00000000, 0x00000000
Crashed Thread: 0
Last Exception Backtrace:
0 CoreFoundation 0x3757688f __exceptionPreprocess + 163
1 libobjc.A.dylib 0x315eb259 objc_exception_throw + 33
2 CoreFoundation 0x374bf9db -[__NSArrayM objectAtIndex:] + 271
3 Coverdale 0x00092745 -[PreparationViewController setDetails:newFile:] (PreparationViewController.m:376)
4 Coverdale 0x00090c3f -[PreparationViewController viewDidLoad] (PreparationViewController.m:70)
5 UIKit 0x306e3c8b -[UIViewController view] + 167
6 UIKit 0x30708481 -[UIViewController nextResponder] + 21
7 UIKit 0x306ccbd5 -[UIResponder _containsResponder:] + 37
8 UIKit 0x3078f359 -[UINavigationController defaultFirstResponder] + 57
9 UIKit 0x306d53b5 -[UIResponder(Internal) _deepestDefaultFirstResponder] + 25
10 UIKit 0x306d53d1 -[UIResponder(Internal) _deepestDefaultFirstResponder] + 53
11 UIKit 0x306d5263 -[UIResponder(Internal) _promoteDeepestDefaultFirstResponder] + 31
12 UIKit 0x3078f31f -[UIWindowController transitionViewDidStart:] + 83
13 UIKit 0x307446cb -[UITransitionView _didStartTransition] + 71
14 UIKit 0x3074400f -[UITransitionView transition:fromView:toView:] + 999
15 UIKit 0x3078dc05 -[UIWindowController transition:fromViewController:toViewController:target:didEndSelector:] + 4937
16 UIKit 0x3078c367 -[UIViewController presentViewController:withTransition:completion:] + 3123
17 UIKit 0x307e76a7 -[UIViewController presentModalViewController:animated:] + 31
18 Coverdale 0x000874fb -[IntroTableViewController tableView:didSelectRowAtIndexPath:] (IntroTableViewController.m:498)
19 UIKit 0x3075c93d -[UITableView _selectRowAtIndexPath:animated:scrollPosition:notifyDelegate:] + 945
20 UIKit 0x307d6627 -[UITableView _userSelectRowAtPendingSelectionIndexPath:] + 159
21 Foundation 0x33093933 __NSFireDelayedPerform + 415
22 CoreFoundation 0x3754aa33 __CFRUNLOOP_IS_CALLING_OUT_TO_A_TIMER_CALLBACK_FUNCTION__ + 15
23 CoreFoundation 0x3754a699 __CFRunLoopDoTimer + 365
24 CoreFoundation 0x3754926f __CFRunLoopRun + 1207
25 CoreFoundation 0x374cc4a5 CFRunLoopRunSpecific + 301
26 CoreFoundation 0x374cc36d CFRunLoopRunInMode + 105
27 GraphicsServices 0x376c5439 GSEventRunModal + 137
28 UIKit 0x306d8cd5 UIApplicationMain + 1081
29 Coverdale 0x0007d103 main (main.m:17)
30 Coverdale 0x0007d0a8 start + 40
Thread 0 name: Dispatch queue: com.apple.main-thread
Thread 0 Crashed:
0 libsystem_kernel.dylib 0x3291b32c __pthread_kill + 8
1 libsystem_c.dylib 0x34c90208 pthread_kill + 48
2 libsystem_c.dylib 0x34c89298 abort + 88
3 libc++abi.dylib 0x3229ef64 abort_message + 40
4 libc++abi.dylib 0x3229c346 _ZL17default_terminatev + 18
5 libobjc.A.dylib 0x315eb350 _objc_terminate + 140
6 libc++abi.dylib 0x3229c3be _ZL19safe_handler_callerPFvvE + 70
7 libc++abi.dylib 0x3229c44a std::terminate() + 14
8 libc++abi.dylib 0x3229d81e __cxa_rethrow + 82
9 libobjc.A.dylib 0x315eb2a2 objc_exception_rethrow + 6
10 CoreFoundation 0x374cc506 CFRunLoopRunSpecific + 398
11 CoreFoundation 0x374cc366 CFRunLoopRunInMode + 98
12 GraphicsServices 0x376c5432 GSEventRunModal + 130
13 UIKit 0x306d8cce UIApplicationMain + 1074
14 Coverdale 0x0007d0fc main (main.m:17)
15 Coverdale 0x0007d0a0 start + 32