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使用最新版本的 AFNetworking 运行 iPhone 应用程序,根据 Crashlytics 的说法,最常见的崩溃涉及 NSBlockOperation。我不确定 AFNetworking 是否对此负责。Crashlytics 的日志:

Exception Type: EXC_BAD_ACCESS Code: KERN_INVALID_ADDRESS at 0x2985118298
5com.apple.NSURLConnectionLoader Crashed
0    libobjc.A.dylib     objc_msgSend + 9
1    Foundation      -[NSBlockOperation main] + 200
2    Foundation  -[__NSOperationInternal start] + 840
3    Foundation  -[_NSCFURLProtocolBridgeWithTrampoline processEventQ] + 344
4    Foundation  -[_NSCFURLProtocolBridgeWithTrampoline pushEvent:from:] + 298
5    Foundation  -[_NSCFURLProtocolBridge stop] + 88
6    Foundation  _bridger + 64
7    CFNetwork   __block_global_7 + 24
8    CFNetwork   __block_global_8 + 12
9    CFNetwork   ___performAsync_block_invoke_068 + 18
10   CoreFoundation  CFArrayApplyFunction + 176
11   CFNetwork   RunloopBlockContext::perform() + 74
12   CFNetwork   MultiplexerSource::perform() + 188
13 ...   CoreFoundation  __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 14
14   CoreFoundation  __CFRunLoopDoSources0 + 212
15   CoreFoundation  __CFRunLoopRun + 646
16   CoreFoundation  CFRunLoopRunSpecific + 356
17   CoreFoundation  CFRunLoopRunInMode + 104
18   Foundation  +[NSURLConnection(Loader) _resourceLoadLoop:] + 308
19   Foundation  __NSThread__main__ + 972
20   libsystem_c.dylib   _pthread_start + 308

如果您需要更多日志,请告诉我。任何人都可以指导我避免这种崩溃的方向吗?在 2500 个用户中,有 76 个用户受到影响。

9 月 17 日更新: 似乎这个人遇到了同样的问题: iOS Blocks Async Callbacks Causing Crash after View Controller is deallocated

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