Crash when Importing .OBJ using the File > Import into Level Option

 1671       if (First)
 1672       {
 1673       First = false;
 1674       }
 1675       else
 1676       {
 1677       Result += Separator;
 1678       }
 1679       
 1680       Result += Element;
 1681       }
 1682       
 1683       return Result;
 1684       }
 1685 ***** };
 1686       
 1687       template<>
 1688       struct TContainerTraits<FString> : public TContainerTraitsBase<FString>
 1689       {
 1690       enum { MoveWillEmptyContainer = TContainerTraits<FString::DataType>::MoveWillEmptyContainer };
 1691       };
 1692       
 1693       template<> struct TIsZeroConstructType<FString> { enum { Value = true }; };
 1694       Expose_TNameOf(FString)
 1695       
 1696       /** Case insensitive string hash function. */
 1697       FORCEINLINE uint32 GetTypeHash( const FString& S )
 1698       {
 1699       return FCrc::Strihash_DEPRECATED(*S);
 1700       }

UE4Editor_Core!FString::operator=() [unrealstring.h:1686]
UE4Editor_UnrealEd!UFbxSceneImportFactory::FactoryCreateBinary() [fbxsceneimportfactory.cpp:1027]
UE4Editor_UnrealEd!UFbxSceneImportFactory::FactoryCreateBinary() [fbxsceneimportfactory.cpp:807]
UE4Editor_UnrealEd!UFactory::FactoryCreateFile() [factory.cpp:72]
UE4Editor_UnrealEd!UFactory::ImportObject() [factory.cpp:143]
UE4Editor_UnrealEd!UFactory::StaticImportObject() [factory.cpp:386]
UE4Editor_UnrealEd!UFactory::StaticImportObject() [factory.cpp:319]
UE4Editor_UnrealEd!UEditorEngine::Map_Import() [editorserver.cpp:2646]
UE4Editor_UnrealEd!UEditorEngine::HandleMapCommand() [editorserver.cpp:5998]
UE4Editor_UnrealEd!UEditorEngine::Exec() [editorserver.cpp:5479]
UE4Editor_UnrealEd!UUnrealEdEngine::Exec() [unrealedsrv.cpp:624]
UE4Editor_UnrealEd!FEditorFileUtils::Import() [filehelpers.cpp:1080]
UE4Editor_UnrealEd!FEditorFileUtils::Import() [filehelpers.cpp:1037]
UE4Editor_LevelEditor!TBaseStaticDelegateInstance<void __cdecl() [delegateinstancesimpl.h:1017]
UE4Editor_Slate!FUICommandList::ExecuteAction() [uicommandlist.cpp:92]
UE4Editor_Slate!SMenuEntryBlock::OnClicked() [smenuentryblock.cpp:1027]
UE4Editor_Slate!SMenuEntryBlock::OnMenuItemButtonClicked() [smenuentryblock.cpp:987]
UE4Editor_Slate!TMemberFunctionCaller<SMenuEntryBlock,FReply() [delegateinstanceinterface.h:161]
UE4Editor_Slate!TTupleImpl<TIntegerSequence<unsigned int> >::ApplyAfter<TMemberFunctionCaller<SMenuEntryBlock,FReply() [tuple.h:115]
UE4Editor_Slate!TBaseSPMethodDelegateInstance<0,SMenuEntryBlock,0,FReply __cdecl() [delegateinstancesimpl.h:317]
UE4Editor_Slate!TBaseDelegate<FReply>::Execute() [delegatesignatureimpl.inl:521]
UE4Editor_Slate!SButton::OnMouseButtonUp() [sbutton.cpp:278]
UE4Editor_Slate!SMenuEntryButton::OnMouseButtonUp() [smenuentryblock.cpp:385]
UE4Editor_Slate!<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1>::operator() [slateapplication.cpp:4901]
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1> >() [slateapplication.cpp:215]
UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() [slateapplication.cpp:4890]
UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [slateapplication.cpp:5348]
UE4Editor_Slate!FSlateApplication::OnMouseUp() [slateapplication.cpp:5328]
UE4Editor_Core!FWindowsApplication::ProcessDeferredMessage() [windowsapplication.cpp:1584]
UE4Editor_Core!FWindowsApplication::DeferMessage() [windowsapplication.cpp:1930]
UE4Editor_Core!FWindowsApplication::ProcessMessage() [windowsapplication.cpp:747]
UE4Editor_Core!FWindowsApplication::AppWndProc() [windowsapplication.cpp:669]
user32!<Unknown>
user32!<Unknown>
UE4Editor_Core!FWindowsPlatformMisc::PumpMessages() [windowsplatformmisc.cpp:905]
UE4Editor!FEngineLoop::Tick() [launchengineloop.cpp:2788]
UE4Editor!GuardedMain() [launch.cpp:156]
UE4Editor!GuardedMainWrapper() [launchwindows.cpp:126]
UE4Editor!WinMain() [launchwindows.cpp:202]
UE4Editor!__scrt_common_main_seh() [exe_common.inl:264]
kernel32!<Unknown>
ntdll!<Unknown>