World Origin Shifting Rendering Desync On Play

UE - World Creation - Worldbuilding Tools - World Composition - Jan 27, 2020

Space Bar pressed event not received in Windowed mode

UE - Editor - UI Systems - Slate - Jun 1, 2020

Per-object shadow corrupts on Android Vulkan

UE - Platform - Mobile - Jul 2, 2020

Making a hidden level the current level changes tile position in World Composition

UE - World Creation - Worldbuilding Tools - World Composition - Nov 26, 2020

[Feature Request] Cryptomatte for Foliage

UE - Anim - Sequencer - Jan 25, 2021

Cryptomatte implementation only looks at the HActor hitproxy type which is a different type than ISMs which use HInstancedStaticMeshInstance. ...

[AI] Navigation memory set in NavMeshMemory::ForAnyElementType::ResizeAllocation shows as Untagged in LLM instead of being under Navigation.

UE - AI - Navigation - Sep 27, 2022

Licensee found that memory being allocated during a resize in NavMeshMemory is not being tagged within LLM as NavigationMemory but show in LLM as Untagged memory. They do not have a callstack showca ...

Merge Actors Merge Materials Missing Visibility Collision

UE - World Creation - Worldbuilding Tools - Merge Actor - Nov 1, 2023

AMD PSO creation causes hang in SceneCapture2D with Nanite + ShowOnly primitives

UE - Graphics Features - Nanite - Jan 16, 2024

AMD RX 6800 XT driver appears to hang (or take a very long time) in the PSO creation of the FInstanceCullVSM_CS shader when using Nanite primitive filtering NOTES:Issue can be worked around by addi ...

Geometry with Static Shadow Invalidation Behaviour being written into invalidated VSM Pages

UE - Graphics Features - Shadows - Jul 17, 2024

Geometry that has its "Shadow Cache Invalidation Behavior" set to "Static" will still draw in the dynamic shadow cache when it is experiencing WPO ...

Message to rebuild lights does not display after static mesh position has changed

UE - Graphics Features - Aug 28, 2024

In a static lighting environment, moving static objects no longer marks the built lighting as invalid. This prevents the on-screen warning from appearing. Regression introduced in CL: 25964466 on / ...