View Distance sorting of Niagara sprites is incorrect when far from the origin

UE - Niagara - Jan 15, 2024

This problem seems to occur on both CPU and GPU Sims. ...

Crash on Assigning Material to Element 1 in Reimported Static Mesh

Tools - May 15, 2015

[Link Removed] When you reimport a Static Mesh with an Added Material ID associated with it and in the Static Mesh Editor assign a material, the engine crashes. Also reproduced in Main Promotable- ...

Retarget manager missing scroll bar

OLD - Anim - Apr 6, 2017

REGRESSION: Yes, does not occur in 4.15 In the Retarget Manager, the scrollbar for the Set up Rig section is missing. ...

Compile error building UE4 Solution "Cannot open include file: 'maya/MObject.h': No such file or directory"

OLD - Anim - Apr 19, 2017

Compile failure building the MayaLiveLinkPlugin project in the UE4 solution. Not a regression as this project did not exist in 4.15 ...

Hot reload iteration time regression.

UE - Foundation - Core - Oct 19, 2017

Hot reload iteration times have been crippled ever since CL# 3332960, which was a fix for [Link Removed]. ...

InstancedStaticMeshes disappear in Shipping builds on mobile when affected by dynamic point lights

UE - Platform - Mobile - Aug 22, 2019

This ticket is to add the safe workaround for 4.23.1, with a more optimal fix coming in 4.24. ...

Creating BlueprintActor from EmptyActor produces an Actor with multiple DefaultSceneRoots

UE - Gameplay - Blueprint - Jan 24, 2020

This does not happen with UE4.22. Maybe related to CL#7462096 and CL#7476283. These are fixes for [Link Removed]. ...

UserDefinedEnum variables in UserDefinedStructs aren't properly updated when the enumerations are reordered.

UE - Gameplay - Feb 4, 2020

UserDefinedEnum variables in UserDefinedStructs aren't properly updated when the enumerations are reordered. FEnumEditorUtils::BroadcastChanges fixes up Blueprints but not UserDefinedStructs.  ...

TSlateMaterialShaderPSDefault cast error when opening Platform Stats in Lyra's M_UI_Base_BordersAndButtons Material

UE - Rendering Architecture - Materials - Jun 16, 2022

Licensee has provided a potential fix, please see the UDN link. Callstack attached utilised -onethread ...

Content browser asset import:If importing only one asset, make sure it selected in the content browser

UE - Editor - Content Pipeline - Import and Export - Sep 27, 2022

Selecting the just imported asset will speed up workflow. Fix should be done for legacy and interchange importer ...