Using Delay with Tick when Paused doesn't work

UE - Gameplay - Blueprint - May 28, 2015

Using a delay node in an event graph of actor using tick when paused will not work. It pauses the delay node. ...

Exponential Editor Slate Performance Cost When Editing An Asset With Nested Instanced Structs

UE - Editor - Workflow Systems - Feb 20, 2024

UDN Issue: [Link Removed] ...

ChaosCacheManager is not properly recording the state of each particle when toggling Fields and Anchor Fields in the scene.

UE - Simulation - Physics - Destruction - Oct 22, 2024

ChaosCacheManager is not properly recording the state of each particle when toggling Fields and Anchor Fields in the scene. During my investigations I've noticed that ChaosCacheManager does not reco ...

User's editor crashes when using a certain EditorLayout.ini

UE - Editor - UI Systems - Slate - Feb 16, 2016

The users editor crashes on open when changing the layout ...

Sequencer based Camera Shake throws an assertion when spammed

UE - Anim - Sequencer - Apr 7, 2022

Activating a Sequencer based Camera Shake repetitively results in an assertion being thrown. Assertion failed: DestAllocationIndex != SourceAllocationIndex [File:D:\build\++UE5\Sync\Engine\Source\R ...

Blueprint Node "Get Actors" for Layers in Level Blueprint causes crash in Packaged .exe

UE - Virtual Production - Nov 21, 2019

Blueprint Node "Get Actors" for Layers in Level Blueprint causes crash in Packaged .exe The Blueprint node "Get Actors" for Layers in the Level Blueprint causes an instant crash in a built developm ...

Crash with for loop and TArray in constructor to generate multiple StaticMeshComponents

UE - Foundation - Core - Apr 20, 2015

Using a TArray to store multiple components being setup inside a for loop of a constructor will crash on project open. Crash Reporter: [Link Removed] ...

Error Saving Project When Adding an "InstancedStaticMeshComponent" to A Static Mesh Actor Blueprint

UE - Gameplay - Blueprint - Mar 8, 2016

When trying to Save a Project after Adding an "InstancedStaticMeshComponent" to A Static Mesh Actor Blueprint, user experiences an Error Message: “…Graph is linked to private object(s) in an extern ...

On Hit Events are inconsistent/inaccurate when using Substepping most notably at lower frames per a second

UE - Simulation - Physics - Dec 9, 2021

This is a regression Tested in: //UE4/Release-4.27 CL18319896 Binary //UE5/Release-5.0-EarlyAccess CL16682836 Binary Under the same conditions in UE4 the On Hit events fire accurately and as expect ...

[CrashReport] UE4Editor_UnrealEd!TSet<FEditorUndoClient * __ptr64,DefaultKeyFuncs<FEditorUndoClient * __ptr64,0>,FDefaultSetAllocator>::Remove() [set.h:685]

UE - Anim - Sequencer - Aug 15, 2017

This is a trending crash coming out of the 4.17.0 release. Users have not provided any descriptions of their actions when the crash occurred. Source Context 675 /** 676 * Remov ...