UE Alembic import crash

    UE4Editor-AlembicLibrary.dll!FAbcImporter::GetMatrixSamplesForGUID(struct FGuid const &,class TArray<struct FMatrix,class FDefaultAllocator> &,class TArray<float,class FDefaultAllocator> &,bool &)    Unknown
    UE4Editor-AlembicLibrary.dll!FAbcImporter::CacheHierarchyTransforms(void)   Unknown
    UE4Editor-AlembicLibrary.dll!FAbcImporter::ImportTrackData(int,class UAbcImportSettings *)  Unknown
    UE4Editor-AlembicImporter.dll!UAlembicImportFactory::FactoryCreateBinary(class UClass *,class UObject *,class FName,enum EObjectFlags,class UObject *,wchar_t const *,unsigned char const * &,unsigned char const *,class FFeedbackContext *,bool &)    Unknown
>   UE4Editor-UnrealEd.dll!UFactory::FactoryCreateFile(UClass * InClass, UObject * InParent, FName InName, EObjectFlags Flags, const FString & Filename, const wchar_t * Parms, FFeedbackContext * Warn, bool & bOutOperationCanceled) Line 72  C++
    UE4Editor-UnrealEd.dll!UFactory::ImportObject(UClass * InClass, UObject * InOuter, FName InName, EObjectFlags InFlags, const FString & Filename, const wchar_t * Parms, bool & OutCanceled) Line 143    C++
    UE4Editor-AssetTools.dll!FAssetTools::ImportAssets(const TArray<FString,FDefaultAllocator> & Files, const FString & RootDestinationPath, UFactory * SpecifiedFactory, bool bSyncToBrowser) Line 971 C++
    UE4Editor-AssetTools.dll!FAssetTools::ImportAssets(const FString & DestinationPath) Line 571    C++
    UE4Editor-ContentBrowser.dll!SContentBrowser::ImportAsset(const FString & InPath) Line 781  C++
    UE4Editor-ContentBrowser.dll!TBaseSPMethodDelegateInstance<0,SContentBrowser,0,TTypeWrapper<void> __cdecl(FString const & __ptr64)>::Execute(const FString & <Params_0>) Line 317   C++
    UE4Editor-ContentBrowser.dll!TBaseSPMethodDelegateInstance<0,SContentBrowser,0,void __cdecl(FString const & __ptr64)>::ExecuteIfSafe(const FString & <Params_0>) Line 424   C++
    UE4Editor-ContentBrowser.dll!FNewAssetOrClassContextMenu::ExecuteImportAsset(TBaseDelegate<void,FString const &> InOnInportAssetRequested, FString InPath) Line 403 C++
    UE4Editor-ContentBrowser.dll!TTupleImpl<TIntegerSequence<unsigned int,0,1>,TBaseDelegate<void,FString const & __ptr64>,FString>::ApplyAfter<void (__cdecl*const & __ptr64)(TBaseDelegate<void,FString const & __ptr64>,FString)>(void(*)(TBaseDelegate<void,FString const &>, FString) & Func) Line 88  C++
    UE4Editor-ContentBrowser.dll!TBaseStaticDelegateInstance<void __cdecl(void),TBaseDelegate<void,FString const & __ptr64>,FString>::ExecuteIfSafe() Line 1017 C++
    UE4Editor-Slate.dll!SMenuEntryBlock::OnClicked(bool bCheckBoxClicked) Line 1036 C++
    UE4Editor-Slate.dll!SMenuEntryBlock::OnMenuItemButtonClicked() Line 987 C++
    UE4Editor-Slate.dll!TMemberFunctionCaller<SMenuEntryBlock,FReply (__cdecl SMenuEntryBlock::*)(void) __ptr64>::operator()<>() Line 161   C++
    UE4Editor-Slate.dll!TTupleImpl<TIntegerSequence<unsigned int> >::ApplyAfter<TMemberFunctionCaller<SMenuEntryBlock,FReply (__cdecl SMenuEntryBlock::*)(void) __ptr64> >(TMemberFunctionCaller<SMenuEntryBlock,FReply (__cdecl SMenuEntryBlock::*)(void)> && Func) Line 115   C++
    UE4Editor-Slate.dll!TBaseSPMethodDelegateInstance<0,SMenuEntryBlock,0,FReply __cdecl(void)>::Execute() Line 317 C++
    UE4Editor-Slate.dll!TBaseDelegate<FReply>::Execute() Line 521   C++
    UE4Editor-Slate.dll!SButton::OnMouseButtonUp(const FGeometry & MyGeometry, const FPointerEvent & MouseEvent) Line 278   C++
    UE4Editor-Slate.dll!SMenuEntryButton::OnMouseButtonUp(const FGeometry & MyGeometry, const FPointerEvent & MouseEvent) Line 385  C++
    UE4Editor-Slate.dll!FSlateApplication::RoutePointerUpEvent::__l8::<lambda>(const FArrangedWidget & TargetWidget, const FPointerEvent & Event) Line 4901 C++
    UE4Editor-Slate.dll!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,FReply <lambda>(const FArrangedWidget &, const FPointerEvent &) >(FSlateApplication * ThisApplication, FEventRouter::FToLeafmostPolicy RoutingPolicy, FPointerEvent EventCopy, const FSlateApplication::RoutePointerUpEvent::__l8::FReply <lambda>(const FArrangedWidget &, const FPointerEvent &) & Lambda) Line 215  C++
    UE4Editor-Slate.dll!FSlateApplication::RoutePointerUpEvent(FWidgetPath & WidgetsUnderPointer, FPointerEvent & PointerEvent) Line 4890   C++
    UE4Editor-Slate.dll!FSlateApplication::ProcessMouseButtonUpEvent(FPointerEvent & MouseEvent) Line 5348  C++
    UE4Editor-Slate.dll!FSlateApplication::OnMouseUp(const EMouseButtons::Type Button, const FVector2D CursorPos) Line 5328 C++
    UE4Editor-Core.dll!FWindowsApplication::ProcessDeferredMessage(const FDeferredWindowsMessage & DeferredMessage) Line 1584   C++
    UE4Editor-Core.dll!FWindowsApplication::DeferMessage(TSharedPtr<FWindowsWindow,0> & NativeWindow, HWND__ * InHWnd, unsigned int InMessage, unsigned __int64 InWParam, __int64 InLParam, int MouseX, int MouseY, unsigned int RawInputFlags) Line 1930   C++
    UE4Editor-Core.dll!FWindowsApplication::ProcessMessage(HWND__ * hwnd, unsigned int msg, unsigned __int64 wParam, __int64 lParam) Line 747   C++
    UE4Editor-Core.dll!FWindowsApplication::AppWndProc(HWND__ * hwnd, unsigned int msg, unsigned __int64 wParam, __int64 lParam) Line 669   C++
    [External Code]
    UE4Editor-Core.dll!FWindowsPlatformMisc::PumpMessages(bool bFromMainLoop) Line 905  C++
    UE4Editor.exe!FEngineLoop::Tick() Line 2788 C++
    UE4Editor.exe!GuardedMain(const wchar_t * CmdLine, HINSTANCE__ * hInInstance, HINSTANCE__ * hPrevInstance, int nCmdShow) Line 156   C++
    UE4Editor.exe!WinMain(HINSTANCE__ * hInInstance, HINSTANCE__ * hPrevInstance, char * __formal, int nCmdShow) Line 191   C++
    [External Code]