Fatal error "UE_LOG(LogObj, Fatal,TEXT("Renaming an object (%s) on top of an existing object (%s) is not allowed"), *GetFullName(), *ExistingObject->GetFullName());" is hit in UObject::Rename.
Steps: Start a new blank BP project.
Notice crash.
> [Inline Frame] UE4Editor-CoreUObject.dll!UObject::Rename::__l46::<lambda_13400be3774397a0129b347db53d1fcb>::operator()() Line 202 C++
UE4Editor-CoreUObject.dll!UObject::Rename(const wchar_t * InName, UObject * NewOuter, unsigned int Flags) Line 202 C++
UE4Editor-Engine.dll!UActorComponent::Rename(const wchar_t * InName, UObject * NewOuter, unsigned int Flags) Line 299 C++
UE4Editor-Engine.dll!USCS_Node::RenameComponentTemplate(UActorComponent * ComponentTemplate, const FName & NewName) Line 359 C++
UE4Editor-Engine.dll!USCS_Node::SetVariableName(const FName & NewName, bool bRenameTemplate) Line 391 C++
UE4Editor-UnrealEd.dll!FBlueprintEditorUtils::RenameComponentMemberVariable(UBlueprint * Blueprint, USCS_Node * Node, const FName NewName) Line 4581 C++
UE4Editor-Kismet.dll!FSCSEditorTreeNodeComponent::OnCompleteRename(const FText & InNewName) Line 1339 C++
UE4Editor-Kismet.dll!SSCS_RowWidget::OnNameTextCommit(const FText & InNewName, ETextCommit::Type InTextCommit) Line 3219 C++
[Inline Frame] UE4Editor-Kismet.dll!TMemberFunctionCaller<SSCS_RowWidget,void (__cdecl SSCS_RowWidget::*)(FText const &,enum ETextCommit::Type)>::operator()(const FText &) Line 156 C++
[Inline Frame] UE4Editor-Kismet.dll!UE4Tuple_Private::TTupleImpl<TIntegerSequence<unsigned int> >::ApplyAfter(TMemberFunctionCaller<SSCS_RowWidget,void (__cdecl SSCS_RowWidget::*)(FText const &,enum ETextCommit::Type)> &&) Line 285 C++
[Inline Frame] UE4Editor-Kismet.dll!TBaseSPMethodDelegateInstance<0,SSCS_RowWidget,0,TTypeWrapper<void> __cdecl(FText const &,enum ETextCommit::Type)>::Execute(const FText &) Line 293 C++
UE4Editor-Kismet.dll!TBaseSPMethodDelegateInstance<0,SSCS_RowWidget,0,void __cdecl(FText const &,enum ETextCommit::Type)>::ExecuteIfSafe(const FText & <Params_0>, ETextCommit::Type <Params_1>) Line 369 C++
UE4Editor-Slate.dll!SInlineEditableTextBlock::OnTextBoxCommitted(const FText & InText, ETextCommit::Type InCommitType) Line 313 C++
[Inline Frame] UE4Editor-Slate.dll!TMemberFunctionCaller<SInlineEditableTextBlock,void (__cdecl SInlineEditableTextBlock::*)(FText const &,enum ETextCommit::Type)>::operator()(const FText &) Line 156 C++
[Inline Frame] UE4Editor-Slate.dll!UE4Tuple_Private::TTupleImpl<TIntegerSequence<unsigned int> >::ApplyAfter(TMemberFunctionCaller<SInlineEditableTextBlock,void (__cdecl SInlineEditableTextBlock::*)(FText const &,enum ETextCommit::Type)> &&) Line 285 C++
[Inline Frame] UE4Editor-Slate.dll!TBaseSPMethodDelegateInstance<0,SInlineEditableTextBlock,0,TTypeWrapper<void> __cdecl(FText const &,enum ETextCommit::Type)>::Execute(const FText &) Line 293 C++
UE4Editor-Slate.dll!TBaseSPMethodDelegateInstance<0,SInlineEditableTextBlock,0,void __cdecl(FText const &,enum ETextCommit::Type)>::ExecuteIfSafe(const FText & <Params_0>, ETextCommit::Type <Params_1>) Line 369 C++
UE4Editor-Slate.dll!FSlateEditableTextLayout::HandleCarriageReturn() Line 1496 C++
UE4Editor-Slate.dll!FSlateEditableTextLayout::HandleKeyDown(const FKeyEvent & InKeyEvent) Line 953 C++
UE4Editor-Slate.dll!SEditableText::OnKeyDown(const FGeometry & MyGeometry, const FKeyEvent & InKeyEvent) Line 210 C++
[Inline Frame] UE4Editor-Slate.dll!FSlateApplication::ProcessKeyDownEvent::__l31::<lambda_21fddcfe5d8b6e57b707a8971995adc5>::operator()(const FArrangedWidget &) Line 5251 C++
UE4Editor-Slate.dll!FEventRouter::Route<FReply,FEventRouter::FBubblePolicy,FKeyEvent,<lambda_21fddcfe5d8b6e57b707a8971995adc5> >(FSlateApplication * ThisApplication, FEventRouter::FBubblePolicy RoutingPolicy, FKeyEvent EventCopy, const FSlateApplication::ProcessKeyDownEvent::__l31::<lambda_21fddcfe5d8b6e57b707a8971995adc5> & Lambda) Line 273 C++
[Inline Frame] UE4Editor-Slate.dll!FEventRouter::RouteAlongFocusPath(FSlateApplication *) Line 254 C++
UE4Editor-Slate.dll!FSlateApplication::ProcessKeyDownEvent(const FKeyEvent & InKeyEvent) Line 5247 C++
UE4Editor-Slate.dll!FSlateApplication::OnKeyDown(const int KeyCode, const unsigned int CharacterCode, const bool IsRepeat) Line 5155 C++
UE4Editor-ApplicationCore.dll!FWindowsApplication::ProcessDeferredMessage(const FDeferredWindowsMessage & DeferredMessage) Line 1715 C++
UE4Editor-ApplicationCore.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 2332 C++
UE4Editor-ApplicationCore.dll!FWindowsApplication::ProcessMessage(HWND__ * hwnd, unsigned int msg, unsigned __int64 wParam, __int64 lParam) Line 1560 C++
UE4Editor-ApplicationCore.dll!FWindowsApplication::AppWndProc(HWND__ * hwnd, unsigned int msg, unsigned __int64 wParam, __int64 lParam) Line 790 C++
There's no existing public thread on this issue, so head over to Questions & Answers just mention UE-82407 in the post.
2 |
Component | UE - Gameplay - Blueprint |
---|---|
Affects Versions | 4.22, 4.23 |
Target Fix | 4.24 |
Created | Oct 24, 2019 |
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Resolved | Oct 31, 2019 |
Updated | Jan 25, 2021 |