Description

This is a trending crash in the 4.18 release. Users have not provided any descriptions of their actions when the crash occurred.

Source Context

 892       const FNameEntry* FName::GetDisplayNameEntry() const
  893       {
  894       	TNameEntryArray& Names = GetNames();
  895       	const NAME_INDEX Index = GetDisplayIndex();
  896       	return Names[Index];
  897       }
  898       
  899       FString FName::ToString() const
  900       {
  901 ***** 	if (GetNumber() == NAME_NO_NUMBER_INTERNAL)
  902       	{
  903       		// Avoids some extra allocations in non-number case
  904       		return GetDisplayNameEntry()->GetPlainNameString();
  905       	}
  906       	
  907       	FString Out;	
  908       	ToString(Out);
  909       	return Out;
  910       }
Steps to Reproduce

repro steps currently unknown

Callstack
Access violation - code c0000005 (first/second chance not available)

UE4Editor_Core!FName::ToString() [unrealnames.cpp:902]
UE4Editor_Core!FText::FromName() [text.cpp:962]
UE4Editor_UnrealEd!FPhysicsAssetUtils::CreateFromSkeletalMeshInternal() [physicsassetutils.cpp:321]
UE4Editor_UnrealEd!FPhysicsAssetUtils::CreateFromSkeletalMesh() [physicsassetutils.cpp:359]
UE4Editor_PhysicsAssetEditor!FPhysicsAssetEditor::ResetBoneCollision() [physicsasseteditor.cpp:1629]
UE4Editor_PhysicsAssetEditor!<lambda_dfa547a84c77e39225654bae830ff181>::operator() [physicsasseteditortoolssummoner.cpp:39]
UE4Editor_PhysicsAssetEditor!TBaseFunctorDelegateInstance<void __cdecl() [delegateinstancesimpl.h:1199]
UE4Editor_PhysicsAssetEditor!<lambda_be4618833ceaad7974622c9ce398c018>::operator() [physicsasseteditorshareddata.cpp:1622]
UE4Editor_PhysicsAssetEditor!UE4Tuple_Private::TTupleImpl<TIntegerSequence<unsigned int> >::ApplyAfter<<lambda_be4618833ceaad7974622c9ce398c018> const & __ptr64>() [tuple.h:497]
UE4Editor_PhysicsAssetEditor!TBaseFunctorDelegateInstance<FReply __cdecl() [delegateinstancesimpl.h:1132]
UE4Editor_Slate!TBaseDelegate<FReply>::Execute() [delegatesignatureimpl.inl:537]
UE4Editor_Slate!SButton::OnMouseButtonUp() [sbutton.cpp:282]
UE4Editor_Slate!<lambda_1002768c627006711ef2f351a87ec0e7>::operator() [slateapplication.cpp:5263]
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_1002768c627006711ef2f351a87ec0e7> >() [slateapplication.cpp:234]
UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() [slateapplication.cpp:5252]
UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() [slateapplication.cpp:5750]
UE4Editor_Slate!FSlateApplication::OnMouseUp() [slateapplication.cpp:5730]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessDeferredMessage() [windowsapplication.cpp:1725]
UE4Editor_ApplicationCore!FWindowsApplication::DeferMessage() [windowsapplication.cpp:2171]
UE4Editor_ApplicationCore!FWindowsApplication::ProcessMessage() [windowsapplication.cpp:888]
UE4Editor_ApplicationCore!FWindowsApplication::AppWndProc() [windowsapplication.cpp:725]
user32!UserCallWinProcCheckWow()
user32!DispatchMessageWorker()
UE4Editor_ApplicationCore!FWindowsPlatformApplicationMisc::PumpMessages() [windowsplatformapplicationmisc.cpp:129]
UE4Editor!FEngineLoop::Tick() [launchengineloop.cpp:3220]
UE4Editor!GuardedMain() [launch.cpp:166]
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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Fixed
ComponentUE - Simulation - Physics
Affects Versions4.184.18.1
Target Fix4.18.2
Fix Commit3770752
CreatedNov 16, 2017
ResolvedNov 22, 2017
UpdatedApr 27, 2018
View Jira Issue