Cocoa touch iOS 7 SDK随机导致iOS 6崩溃

当我使用iOS 7编译时，我当前的主应用程序在iOS 6设备上随机崩溃。我认为它是系统级的，不知道如何修复这个讨厌的小错误。在我的应用程序中，有很多iOS 6用户出现这种崩溃，这让我发疯

Thread : Fatal Exception: NSGenericException
0  CoreFoundation                 0x32b902a3 __exceptionPreprocess + 162
1  libobjc.A.dylib                0x3a8b897f objc_exception_throw + 30
2  CoreFoundation                 0x32b8fd85 -[NSException name]
3  UIKit                          0x34d22f75 __54+[_UIAppearance _recordersExcludingSource:withWindow:]_block_invoke_0 + 332
4  CoreFoundation                 0x32b8d62f __NSDictionaryEnumerate + 714
5  UIKit                          0x34d22e1d +[_UIAppearance _recordersExcludingSource:withWindow:] + 136
6  UIKit                          0x34e013a5 UIViewServiceCurrentAppearanceSerializedRepresentations + 60
7  UIKit                          0x34d8f7c7 -[_UIRemoteViewControllerConnectionRequest _sendServiceViewControllerRequest] + 206
8  UIKit                          0x34d8f65d __block_global_5 + 264
9  libdispatch.dylib              0x3acd39f7 _dispatch_barrier_sync_f_invoke + 30
10 UIKit                          0x34d8f551 __76-[_UIRemoteViewControllerConnectionRequest _connectToViewControllerOperator]_block_invoke_0 + 92
11 UIKit                          0x34d98bc5 __block_global_0 + 32
12 libdispatch.dylib              0x3acd53f7 dispatch_once_f$VARIANT$mp + 42
13 UIKit                          0x34d98ba1 __73-[_UIViewServiceSessionEndpoint connectToDeputyOfType:connectionHandler:]_block_invoke_0 + 88
14 libdispatch.dylib              0x3acd011f _dispatch_call_block_and_release + 10
15 libdispatch.dylib              0x3acd3ecf _dispatch_queue_drain$VARIANT$mp + 142
16 libdispatch.dylib              0x3acd3dc1 _dispatch_queue_invoke$VARIANT$mp + 40
17 libdispatch.dylib              0x3acd491d _dispatch_root_queue_drain + 184
18 libdispatch.dylib              0x3acd4ac1 _dispatch_worker_thread2 + 84
19 libsystem_c.dylib              0x3ad04a11 _pthread_wqthread + 360
20 libsystem_c.dylib              0x3ad048a4 start_wqthread + 8

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添加一个异常断点，您将获得有关崩溃的更多信息。。要添加异常断点，请查看此

在每行代码中添加断点以查找错误，或者这可能会帮助您阅读崩溃报告