sentry-cocoa
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getsentry
TraceTestViewController.assertTransaction crashes
Description
We see a few crashes in Sentry with
NSInternalInconsistencyException
Modifications to the layout engine must not be performed from a background thread after it has been accessed from the main thread.
0 CoreFoundation 0x30d5e7dc0 __exceptionPreprocess
1 libobjc.A.dylib 0x336d987a4 objc_exception_throw
2 CoreAutoLayout 0x3372c67cc _AssertAutoLayoutOnAllowedThreadsOnly
3 CoreAutoLayout 0x3372c6aac -[NSISEngine withBehaviors:performModifications:]
4 UIKitCore 0x312378498 __57-[UIView _switchToLayoutEngine:]_block_invoke
5 UIKitCore 0x312378244 -[UIView(AdditionalLayoutSupport) _switchToLayoutEngine:]
6 UIKitCore 0x31236aa7c -[UIWindow(UIConstraintBasedLayout) _switchToLayoutEngine:]
7 UIKitCore 0x31236ab74 -[UIWindow(UIConstraintBasedLayout) _initializeLayoutEngineDiscardingOldIfNeeded:]
8 UIKitCore 0x31236b438 -[UIView(UIConstraintBasedLayout) _layoutEngine_windowDidChange]
9 UIKitCore 0x31246093c -[UIView(Internal) _didMoveFromWindow:toWindow:]
10 UIKitCore 0x312454944 __45-[UIView _postMovedFromSuperview:]_block_invoke
11 UIKitCore 0x312454830 -[UIView(Hierarchy) _postMovedFromSuperview:]
12 UIKitCore 0x312463690 -[UIView(Internal) _addSubview:positioned:relativeTo:]
13 iOS-Swift 0x20286440c UIAssert.assert
14 iOS-Swift 0x202864aac UIAssert.isEqual<T>
15 iOS-Swift 0x2028610ec TraceTestViewController.assertTransaction
16 iOS-Swift 0x202860780 TraceTestViewController.viewWillAppear
17 iOS-Swift 0x20285c9c4 thunk for closure
18 iOS-Swift 0x20285c994 thunk for closure
19 iOS-Swift 0x20285d258 SpanObserver.observeValue
20 iOS-Swift 0x20285d470 SpanObserver.observeValue
21 Foundation 0x30fcd1e18 NSKeyValueNotifyObserver
22 Foundation 0x30fcd4390 NSKeyValueDidChange
23 Foundation 0x30fcd3dfc -[NSObject(NSKeyValueObservingPrivate) _changeValueForKeys:count:maybeOldValuesDict:maybeNewValuesDict:usingBlock:]
24 Foundation 0x30fc0d0dc -[NSObject(NSKeyValueObservingPrivate) _changeValueForKey:key:key:usingBlock:]
25 Foundation 0x30fccdeb8 _NSSetObjectValueAndNotify
26 Sentry 0x102932984 -[SentrySpan finishWithStatus:]
27 Sentry 0x10292de28 -[SentryTracer canBeFinished]
28 Sentry 0x10292d2e0 -[SentryTracer spanFinished:]
29 Sentry 0x1029329e0 -[SentrySpan finishWithStatus:]
30 Sentry 0x102920d7c -[SentryNetworkTracker urlSessionTask:setState:]
31 Sentry 0x1028f9bd0 __57+[SentryNetworkTrackingIntegration swizzleURLSessionTask]_block_invoke_2.66
32 CFNetwork 0x30e323f20 <redacted>
33 CFNetwork 0x30e323b2c <redacted>
34 CFNetwork 0x30e3c8e8c CFURLDownloadCancel
35 CFNetwork 0x30e32968c <redacted>
36 libdispatch.dylib 0x30cef5480 _dispatch_block_async_invoke2
37 libdispatch.dylib 0x30cee6818 _dispatch_client_callout
38 libdispatch.dylib 0x30ceee000 _dispatch_lane_serial_drain
39 libdispatch.dylib 0x30ceeec30 _dispatch_lane_invoke
40 libdispatch.dylib 0x30cef94b8 _dispatch_workloop_worker_thread
41 libsystem_pthread.dylib 0x3a52c57a0 _pthread_wqthread
42 libsystem_pthread.dylib 0x3a52cc748 start_wqthread
It seems like these crashes originate from our UITests.
