This is a trending crash coming out of the 4.17.0 release. Users have not provided any descriptions of their actions when the crash occurred.
Source Context
675 /** 676 * Removes all elements from the set matching the specified key. 677 * @param Key - The key to match elements against. 678 * @return The number of elements removed. 679 */ 680 int32 Remove(KeyInitType Key) 681 { 682 int32 NumRemovedElements = 0; 683 684 ***** if (Elements.Num()) 685 { 686 FSetElementId* NextElementId = &GetTypedHash(KeyFuncs::GetKeyHash(Key)); 687 while(NextElementId->IsValidId()) 688 { 689 auto& Element = Elements[*NextElementId]; 690 if(KeyFuncs::Matches(KeyFuncs::GetSetKey(Element.Value),Key)) 691 { 692 // This element matches the key, remove it from the set. Note that Remove sets *NextElementId to point to the next 693 // element after the removed element in the hash bucket. 694 Remove(*NextElementId); 695 NumRemovedElements++; 696 697 if(!KeyFuncs::bAllowDuplicateKeys) 698 { 699 // If the hash disallows duplicate keys, we're done removing after the first matched key.
repro steps currently unknown
Access violation - code c0000005 (first/second chance not available) UE4Editor_UnrealEd!TSet<FEditorUndoClient * __ptr64,DefaultKeyFuncs<FEditorUndoClient * __ptr64,0>,FDefaultSetAllocator>::Remove() [set.h:685] UE4Editor_Sequencer!FSequencer::~FSequencer() [sequencer.cpp:327] UE4Editor_Sequencer!FSequencer::`scalar deleting destructor'() UE4Editor_MovieSceneTools!TBaseFunctorDelegateInstance<TSharedRef<IPropertyTypeCustomization,0> __cdecl() UE4Editor_PropertyEditor!TSparseArray<TSetElement<TTuple<FName,FPropertyTypeLayoutCallbackList> >,TSparseArrayAllocator<FDefaultAllocator,FDefaultBitArrayAllocator> >::Empty() [sparsearray.h:231] UE4Editor_PropertyEditor!UE4Tuple_Private::TTupleStorage<TIntegerSequence<unsigned int,0,1>,TWeakPtr<IDetailsView,0>,TMap<FName,FPropertyTypeLayoutCallbackList,FDefaultSetAllocator,TDefaultMapHashableKeyFuncs<FName,FPropertyTypeLayoutCallbackList,0> > >::~TT() UE4Editor_PropertyEditor!TSparseArray<TSetElement<TTuple<TWeakPtr<IDetailsView,0>,TMap<FName,FPropertyTypeLayoutCallbackList,FDefaultSetAllocator,TDefaultMapHashableKeyFuncs<FName,FPropertyTypeLayoutCallbackList,0> > > >,TSparseArrayAllocator<FDefaultAllocat() [sparsearray.h:228] UE4Editor_PropertyEditor!FPropertyEditorModule::~FPropertyEditorModule() UE4Editor_PropertyEditor!FPropertyEditorModule::`scalar deleting destructor'() UE4Editor_Core!FModuleManager::UnloadModulesAtShutdown() [modulemanager.cpp:694] UE4Editor!FEngineLoop::Exit() [launchengineloop.cpp:2844] UE4Editor!GuardedMain() [launch.cpp:177] UE4Editor!GuardedMainWrapper() [launchwindows.cpp:134] UE4Editor!WinMain() [launchwindows.cpp:210] UE4Editor!__scrt_common_main_seh() [exe_common.inl:253] kernel32!BaseThreadInitThunk() ntdll!RtlUserThreadStart()
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There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-48443 in the post.
| 1 |
| Component | UE - Anim - Sequencer |
|---|---|
| Affects Versions | 4.17 |
| Target Fix | 4.17.2 |
| Fix Commit | 3587913 |
|---|
| Created | Aug 15, 2017 |
|---|---|
| Resolved | Aug 15, 2017 |
| Updated | Apr 27, 2018 |