[CrashReport] UE4Editor-Landscape!ULandscapeComponent::FillLayer(ULandscapeLayerInfoObject *,FLandscapeEditDataInterface &) [LandscapeEditInterface.cpp:1898]

UE4Editor-Landscape!ULandscapeComponent::FillLayer(ULandscapeLayerInfoObject *,FLandscapeEditDataInterface &) [LandscapeEditInterface.cpp:1898]
UE4Editor-Landscape!FLandscapeEditDataInterface::FillLayer(ULandscapeLayerInfoObject *,bool) [LandscapeEditInterface.cpp:2020]
UE4Editor-LandscapeEditor!FLandscapeEditorCustomNodeBuilder_TargetLayers::FillEmptyLayers(ULandscapeInfo *,ULandscapeLayerInfoObject *) [LandscapeEditorDetailCustomization_TargetLayers.cpp:1117]
UE4Editor-LandscapeEditor!FLandscapeEditorCustomNodeBuilder_TargetLayers::OnTargetLayerCreateClicked(TSharedRef<FLandscapeTargetListInfo,0>,bool) [LandscapeEditorDetailCustomization_TargetLayers.cpp:1344]
UE4Editor-LandscapeEditor!TBaseStaticDelegateInstance<void ,TSharedRef<FLandscapeTargetListInfo,0>,bool>::ExecuteIfSafe() [DelegateInstancesImpl.h:854]
UE4Editor-Slate!SMenuEntryBlock::OnClicked(bool) [SMenuEntryBlock.cpp:1030]
UE4Editor-Slate!SMenuEntryBlock::OnMenuItemButtonClicked() [SMenuEntryBlock.cpp:981]
UE4Editor-Slate!TBaseSPMethodDelegateInstance<0,SMenuEntryBlock,0,FReply >::Execute() [DelegateInstancesImpl.h:293]
UE4Editor-Slate!SButton::ExecuteOnClick() [SButton.cpp:379]
UE4Editor-Slate!SButton::OnMouseButtonUp(FGeometry const &,FPointerEvent const &) [SButton.cpp:303]
UE4Editor-Slate!SMenuEntryButton::OnMouseButtonUp(FGeometry const &,FPointerEvent const &) [SMenuEntryBlock.cpp:385]
UE4Editor-Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_6c1f6b862bcfb82ea6dcab28fbcc9463> >  [SlateApplication.cpp:273]
UE4Editor-Slate!FSlateApplication::RoutePointerUpEvent(FWidgetPath const &,FPointerEvent const &) [SlateApplication.cpp:5707]
UE4Editor-Slate!FSlateApplication::ProcessMouseButtonUpEvent(FPointerEvent const &) [SlateApplication.cpp:6312]
UE4Editor-Slate!FSlateApplication::OnMouseUp(EMouseButtons::Type,FVector2D) [SlateApplication.cpp:6285]
UE4Editor-ApplicationCore!FWindowsApplication::ProcessDeferredMessage(FDeferredWindowsMessage const &) [WindowsApplication.cpp:1880]
UE4Editor-ApplicationCore!FWindowsApplication::DeferMessage(TSharedPtr<FWindowsWindow,0> &,HWND__ *,unsigned int,unsigned __int64,__int64,int,int,unsigned int) [WindowsApplication.cpp:2332]
UE4Editor-ApplicationCore!FWindowsApplication::ProcessMessage(HWND__ *,unsigned int,unsigned __int64,__int64) [WindowsApplication.cpp:1560]
UE4Editor-ApplicationCore!FWindowsApplication::AppWndProc(HWND__ *,unsigned int,unsigned __int64,__int64) [WindowsApplication.cpp:790]
USER32!cff30000  + 1681d
USER32!cff30000  + 16212
UE4Editor-ApplicationCore!FWindowsPlatformApplicationMisc::PumpMessages(bool) [WindowsPlatformApplicationMisc.cpp:130]
UE4Editor!FEngineLoop::Tick() [LaunchEngineLoop.cpp:4169]
UE4Editor!GuardedMain(wchar_t const *,HINSTANCE__ *,HINSTANCE__ *,int) [Launch.cpp:173]
UE4Editor!GuardedMainWrapper(wchar_t const *,HINSTANCE__ *,HINSTANCE__ *,int) [LaunchWindows.cpp:147]
UE4Editor!WinMain  [LaunchWindows.cpp:279]
UE4Editor!__scrt_common_main_seh  [exe_common.inl:288]
KERNEL32!d1940000  + 17bd4
ntdll!d1e80000  + 6cee1