我需要一些帮助来找出可能导致此崩溃报告的原因。不幸的是，我们提交过类似崩溃报告的用户都没有向我们提供任何其他信息，这些信息甚至有助于查明他们在崩溃时在应用程序中所做的事情。报告中的任何内容似乎都没有直接链接到我的代码（即，这一切似乎都是内置的框架调用）。我自己无法模拟这个，所以很难知道我何时/是否解决了这个问题。
无论如何，这是崩溃报告：
Incident Identifier: 4A302435-AF92-4B80-837D-E8161C05FA6B
CrashReporter Key: [TODO]
Hardware Model: iPad2,6
Process: MyApp [213]
Path: /var/mobile/Applications/1065CCF2-93EE-4D8E-A07C-XXXXXEE6XXXX/MyApp.app/MyApp
Identifier: MyApp
Version: 325
Code Type: ARM
Parent Process: launchd [1]
Date/Time: 2013-10-01 06:24:49 0000
OS Version: iPhone OS 7.0.2 (11A501)
Report Version: 104
Exception Type: SIGSEGV
Exception Codes: SEGV_ACCERR at 0xb17b688c
Crashed Thread: 0
Thread 0 Crashed:
0 libobjc.A.dylib 0x399fdb26 objc_msgSend + 6
1 Foundation 0x2fb033a3 __65-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:]_block_invoke + 55
2 Foundation 0x2fb032e7 -[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] + 207
3 Foundation 0x2fb03201 -[NSURLConnectionInternal _withActiveConnectionAndDelegate:] + 61
4 CFNetwork 0x2ee36ed3 ___ZN27URLConnectionClient_Classic26_delegate_didFinishLoadingEU13block_pointerFvvE_block_invoke + 75
5 CFNetwork 0x2ee35ae3 ___ZN27URLConnectionClient_Classic18_withDelegateAsyncEPKcU13block_pointerFvP16_CFURLConnectionPK33CFURLConnectionClientCurrent_VMaxE_block_invoke_2 + 55
6 CFNetwork 0x2ee6731f ___ZNK17CoreSchedulingSet13_performAsyncEPKcU13block_pointerFvvE_block_invoke + 19
7 CoreFoundation 0x2f0fd719 CFArrayApplyFunction + 37
8 CFNetwork 0x2edcdc3d RunloopBlockContext::perform() + 165
9 CFNetwork 0x2edcdb0d MultiplexerSource::perform() + 221
10 CFNetwork 0x2edcd9a1 MultiplexerSource::_perform(void*) + 49
11 CoreFoundation 0x2f19518b __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 15
12 CoreFoundation 0x2f19465b __CFRunLoopDoSources0 + 207
13 CoreFoundation 0x2f192e4f __CFRunLoopRun + 623
14 CoreFoundation 0x2f0fdce7 CFRunLoopRunSpecific + 523
15 CoreFoundation 0x2f0fdacb CFRunLoopRunInMode + 107
16 GraphicsServices 0x33df8283 GSEventRunModal + 139
17 UIKit 0x3199fa41 _UIApplicationMain 1137
18 MyApp 0x0016a60f _main 187