我正在使用地图视图,偶尔会在 iOS7(模拟器+设备)中崩溃。它看起来像这样:
异常类型:
EXC_BAD_ACCESS (SIGBUS) 异常代码:
KERN_PROTECTION_FAILURE 在 0x000000000000000c
应用程序特定信息:objc_msgSend() 选择器名称:points
iPhone 模拟器 463.9.4、iPhone OS 7.0(iPhone 视网膜(3.5 英寸)/11A465)
Thread 23 Crashed: 0 libobjc.A.dylib 0x03ea10b2 objc_msgSend + 14
1 MapKit 0x02bd9f0d-[MKPolylineView drawMapRect:zoomScale:inContext:] + 54
2 MapKit 0x02bd98ff __43-[MKOverlayView 覆盖:drawKey:inContext:]_block_invoke + 847
3 MapKit 0x02bd9572-[MKOverlayView 覆盖:drawKey:inContext:] + 268
4 VectorKit 0x0c54741d -[VKRasterOverlay drawKey:inContext:] + 61
5 VectorKit 0x0c5455e5 __40-[VKRasterOverlayTileSource _queueDraw:]_block_invoke + 485
6 libdispatch.dylib 0x04ccd818 _dispatch_call_block_and_release + 15
7 libdispatch.dylib 0x04ce24b0 _dispatch_client_callout + 14
8 libdispatch.dylib 0x04cd0ef1 _dispatch_root_queue_drain + 287
9 libdispatch.dylib 0x04cd113d _dispatch_worker_thread2 + 39
10 libsystem_c.dylib 0x04ffae72 _pthread_wqthread + 441
11 libsystem_c.dylib 0x04fe2d2a start_wqthread + 30
正如你所看到的,我的“自己的”代码都没有被执行。您对如何继续寻找这个问题的根源有任何猜测吗?