我遇到了一个非常不寻常的问题..我在 UIKit 上崩溃了..我第一次遇到这样的事情..请任何人指导我..
这是我得到的崩溃日志。
Crashed: com.apple.main-thread
EXC_BAD_ACCESS KERN_INVALID_ADDRESS at 0x1161a18c
Thread : Crashed: com.apple.main-thread
0 libobjc.A.dylib 0x386fcb66 objc_msgSend + 5
1 UIKit 0x30b5dda3 -[UIApplication sendAction:to:from:forEvent:] + 90
2 UIKit 0x30cc5615 -[UIBarButtonItem(UIInternal) _sendAction:withEvent:] + 120
3 UIKit 0x30b5dda3 -[UIApplication sendAction:to:from:forEvent:] + 90
4 UIKit 0x30b5dd3f -[UIApplication sendAction:toTarget:fromSender:forEvent:] + 38
5 UIKit 0x30b5dd13 -[UIControl sendAction:to:forEvent:] + 46
6 UIKit 0x30b49743 -[UIControl _sendActionsForEvents:withEvent:] + 374
7 UIKit 0x30b5d75b -[UIControl touchesEnded:withEvent:] + 594
8 UIKit 0x30b5d425 -[UIWindow _sendTouchesForEvent:] + 528
9 UIKit 0x30b58451 -[UIWindow sendEvent:] + 832
10 UIKit 0x30b2dd79 -[UIApplication sendEvent:] + 196
11 UIKit 0x30b2c569 _UIApplicationHandleEventQueue + 7116
12 CoreFoundation 0x2e36ff1f __CFRUNLOOP_IS_CALLING_OUT_TO_A_SOURCE0_PERFORM_FUNCTION__ + 14
13 CoreFoundation 0x2e36f3e7 __CFRunLoopDoSources0 + 206
14 CoreFoundation 0x2e36dbd7 __CFRunLoopRun + 630
15 CoreFoundation 0x2e2d8471 CFRunLoopRunSpecific + 524
16 CoreFoundation 0x2e2d8253 CFRunLoopRunInMode + 106
17 GraphicsServices 0x330122eb GSEventRunModal + 138
18 UIKit 0x30b8d845 UIApplicationMain + 1136
19 TradeMate 0x0008f2bf main (main.m:16)
最佳答案
您在 objc_msgSend 中崩溃。这意味着(如本 famous article 中所述)接收器丢失了。在这种情况下，用户似乎点击了一个向目标发送操作消息的按钮，但目标对象已经不存在了。
关于ios - UIKit-[UIApplication sendAction :to:from:forEvent:] crash，我们在Stack Overflow上找到一个类似的问题： https://stackoverflow.com/questions/22241484/