嗨，我的崩溃报告如下。我看到很多关于NSURLConnectionInternal崩溃的答案，但我没有看到一个与 - [NSAutoreleasePool drain]相关的答案。我真的不知道为什么会这样。这真的是NSURLConnection崩溃了吗？
Crashed: com.apple.main-thread
EXC_BAD_ACCESS KERN_INVALID_ADDRESS at 0xd0000004
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CoreFoundation
CFRelease + 19
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CoreFoundation
-[__NSArrayM dealloc] + 160
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CoreFoundation
-[__NSArrayM dealloc] + 160
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libobjc.A.dylib
objc_object::sidetable_release(bool) + 174
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libobjc.A.dylib
(anonymous namespace)::AutoreleasePoolPage::pop(void*) + 358
5 CoreFoundation
_CFAutoreleasePoolPop + 16
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Foundation
-[NSAutoreleasePool drain] + 122
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Foundation
-[NSURLConnectionInternal _withConnectionAndDelegate:onlyActive:] + 222
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Foundation
-[NSURLConnectionInternal _withActiveConnectionAndDelegate:] + 60
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CFNetwork
___ZN27URLConnectionClient_Classic26_delegate_didFinishLoadingEU13block_pointerFvvE_block_invoke + 74
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CFNetwork
___ZN27URLConnectionClient_Classic18_withDelegateAsyncEPKcU13block_pointerFvP16_CFURLConnectionPK33CFURLConnectionClientCurrent_VMaxE_block_invoke_2 + 54
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CFNetwork
___ZNK17CoreSchedulingSet13_performAsyncEPKcU13block_pointerFvvE_block_invoke + 18
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CoreFoundation
CFArrayApplyFunction + 36
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CFNetwork
RunloopBlockContext::perform() + 164
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CFNetwork
MultiplexerSource::perform() + 220
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CFNetwork
MultiplexerSource::_perform(void*) + 48
16 CoreFoundation
__CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 14
22 UIKit
UIApplicationMain + 1136
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Mahjong-iPad-Double
main.m line 15
main