我不知道我在这看什么。我试图将问题追溯到某种动画，但我不知道那可能是什么。我该如何追踪它的来源？
CoreAnimation: warning, deleted thread with uncommitted CATransaction; created by:
0 QuartzCore 0x00007fff923ecb95 _ZN2CA11Transaction4pushEv + 219
1 QuartzCore 0x00007fff923ec76d _ZN2CA11Transaction15ensure_implicitEv + 273
2 QuartzCore 0x00007fff923ec60a _ZN2CA11Transaction9set_valueEj12_CAValueTypePKv + 40
3 QuartzCore 0x00007fff923ec59e +[CATransaction setDisableActions:] + 38
4 AppKit 0x00007fff8a7fff6e -[NSScrollerImp _updateLayerGeometry] + 67
5 AppKit 0x00007fff8a7ff54d -[NSScroller(NSInternal2) _replaceScrollerImp] + 368
6 AppKit 0x00007fff8a897828 -[NSScroller initWithCoder:] + 305
7 Foundation 0x00007fff89e92a09 _decodeObjectBinary + 2741
8 Foundation 0x00007fff89e91db4 _decodeObject + 226
9 AppKit 0x00007fff8a719760 -[NSView initWithCoder:] + 1103
10 AppKit 0x00007fff8a71afad -[NSControl initWithCoder:] + 50
11 AppKit 0x00007fff8a89772d -[NSScroller initWithCoder:] + 54
12 Foundation 0x00007fff89e92a09 _decodeObjectBinary + 2741
13 Foundation 0x00007fff89e91db4 _decodeObject + 226
14 AppKit 0x00007fff8a719760 -[NSView initWithCoder:] + 1103
15 AppKit 0x00007fff8ae115ee -[NSCollectionView initWithCoder:] + 114
CoreAnimation: warning, deleted thread with uncommitted CATransaction; created by:
0 QuartzCore 0x00007fff923ecb95 _ZN2CA11Transaction4pushEv + 219
1 QuartzCore 0x00007fff923ec76d _ZN2CA11Transaction15ensure_implicitEv + 273
2 QuartzCore 0x00007fff923f38ab _ZN2CA5Layer13thread_flags_EPNS_11TransactionE + 37
3 QuartzCore 0x00007fff923f37e3 _ZN2CA5Layer4markEPNS_11TransactionEjj + 79
4 QuartzCore 0x00007fff923f374a _ZN2CA5Layer25set_needs_display_in_rectERK6CGRect + 392
5 AppKit 0x00007fff8a8ff47d -[_NSViewBackingLayer setNeedsDisplayInRect:] + 206
6 QuartzCore 0x00007fff923f359f -[CALayer setNeedsDisplay] + 62
7 AppKit 0x00007fff8a8ff3a9 -[_NSViewBackingLayer setNeedsDisplay] + 73
8 AppKit 0x00007fff8a900bc8 -[NSView(NSInternal) _setLayerNeedsDisplayInViewRect:] + 566
9 AppKit 0x00007fff8a73caad -[NSView setNeedsDisplayInRect:] + 809
10 AppKit 0x00007fff8a73c672 -[NSView setNeedsDisplay:] + 79
11 AppKit 0x00007fff8a755648 -[NSButtonCell setTitle:] + 131
12 myOSXApp 0x00000001000087cb -[MyWindowController updateOutlineNodeCount:] + 187
13 CoreFoundation 0x00007fff8d5be47a _CFXNotificationPost + 2554
14 Foundation 0x00007fff89e8c846 -[NSNotificationCenter postNotificationName:object:userInfo:] + 64
15 myOSXApp 0x00000001000104f9 -[IconViewModel setChecked:] + 153
答案 0 :(得分：3)
回溯会向您显示应用导致问题的代码。
myOSXApp 0x00000001000087cb -[MyWindowController updateOutlineNodeCount:] + 187
myOSXApp 0x00000001000104f9 -[IconViewModel setChecked:] + 153
我假设您从不是主线程的其他线程发布通知。 没有更多的背景，这很难说......
请注意，线程和通知不能很好地混合。
您似乎在setChecked中发布了通知：此代码未在主线程上运行。