Unreal Engine Issues

UE-36740

Crash when removing or disabling an additive layer track in Persona

Crash when removing or disabling an additive layer track in Persona

Description

Editor is crashing when removing and Additive layer Track in persona.

Editor also crashes if the curve is disabled rather than deleted.

This is a regression from 4.13

Steps to Reproduce
  1. Open a ThirdPerson template in the editor
  2. Open the ThirdPersonRun animation
  3. Select the Pelvis bone
  4. Add a key by pressing the Key icon in the toolbar
  5. Remove the Additive Layer Track that was just created

Result: Editor crashes

Callstack
UE4Editor_Persona!SAnimTrackCurvePanel::DeleteTrack() sanimtrackcurvepanel.cpp:581 
UE4Editor_Persona!TBaseSPMethodDelegateInstance<0,SAnimTrackCurvePanel const ,0,TTypeWrapper<void> __cdecl() delegateinstancesimpl.h:318 
UE4Editor_Persona!TBaseSPMethodDelegateInstance<0,SAnimTrackCurvePanel const ,0,void __cdecl() delegateinstancesimpl.h:425 
UE4Editor_Slate!SMenuEntryBlock::OnClicked() smenuentryblock.cpp:1036 
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:116 
UE4Editor_Slate!TBaseSPMethodDelegateInstance<0,SMenuEntryBlock,0,FReply __cdecl() delegateinstancesimpl.h:318 
UE4Editor_Slate!TBaseDelegate<FReply>::Execute() delegatesignatureimpl.inl:522 
UE4Editor_Slate!SButton::OnMouseButtonUp() sbutton.cpp:279 
UE4Editor_Slate!SMenuEntryButton::OnMouseButtonUp() smenuentryblock.cpp:385 
UE4Editor_Slate!<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1>::operator() slateapplication.cpp:5002 
UE4Editor_Slate!FEventRouter::Route<FReply,FEventRouter::FToLeafmostPolicy,FPointerEvent,<lambda_8d0e9a1da76abd0a756a3a9d775f5ed1> >() slateapplication.cpp:215 
UE4Editor_Slate!FSlateApplication::RoutePointerUpEvent() slateapplication.cpp:4991 
UE4Editor_Slate!FSlateApplication::ProcessMouseButtonUpEvent() slateapplication.cpp:5454 
UE4Editor_Slate!FSlateApplication::OnMouseUp() slateapplication.cpp:5431 
UE4Editor_Core!FWindowsApplication::ProcessDeferredMessage() windowsapplication.cpp:1639 
UE4Editor_Core!FWindowsApplication::DeferMessage() windowsapplication.cpp:1985 
UE4Editor_Core!FWindowsApplication::ProcessMessage() windowsapplication.cpp:750 
UE4Editor_Core!FWindowsApplication::AppWndProc() windowsapplication.cpp:672 
user32!<Unknown> 
user32!<Unknown> 
UE4Editor_Core!FWindowsPlatformMisc::PumpMessages() windowsplatformmisc.cpp:889 
UE4Editor!FEngineLoop::Tick() launchengineloop.cpp:2796 
UE4Editor!GuardedMain() launch.cpp:156 
UE4Editor!GuardedMainWrapper() launchwindows.cpp:126 
UE4Editor!WinMain() launchwindows.cpp:202 
UE4Editor!__scrt_common_main_seh() exe_common.inl:253 
kernel32!<Unknown> 
ntdll!<Unknown>

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Fixed
ComponentOLD - Anim
Affects Versions4.14
Target Fix4.14
Fix Commit3153160
Main Commit3153517
CreatedOct 3, 2016
ResolvedOct 6, 2016
UpdatedMay 18, 2020
View Jira Issue