objc_msgSend appWillTerminate

Question

有人能解释一下崩溃日志吗？我不知道这个崩溃是为了哪个通知而出现。

> Crashed: com.apple.main-thread EXC_BAD_ACCESS KERN_INVALID_ADDRESS at
> 0x714e79b2  raw 0 libobjc.A.dylib  objc_msgSend + 5 appWillTerminate:
> 1 CoreFoundation  
> __CFNOTIFICATIONCENTER_IS_CALLING_OUT_TO_AN_OBSERVER__ + 12 2 CoreFoundation  
> _CFXNotificationPost + 1784 3 Foundation  
> -[NSNotificationCenter postNotificationName:object:userInfo:] + 72 4 Foundation   
> -[NSNotificationCenter postNotificationName:object:] + 30 5 UIKit 
> -[UIApplication _terminateWithStatus:] + 218 6 UIKit  
> -[UIApplication _handleApplicationDectivationWithScene:shouldForceExit:transitionContext:completion:]
> + 2518 7 UIKit    
> -[UIApplication workspaceShouldExit:] + 140 8 FrontBoardServices  
> __31-[FBSSerialQueue performAsync:]_block_invoke + 12 9   CoreFoundation  
> __CFRUNLOOP_IS_CALLING_OUT_TO_A_BLOCK__ + 12 15   UIKit    UIApplicationMain + 1440 16 Meeting     main.m line 13 main

Answer 1

看起来你的一个通知是在你的应用程序挂起时发送的，可能是在回调中有一些UI职责的通知。