Scene Capture 2D: additive mode not working in 4.19

UE - Graphics Features - Apr 20, 2018

Additive Composite Mode is not behaving as expected in 4.19 User reports that Composite mode is also affected. ...

Materials with Subsurface Profile not affected by Opacity value

UE - Graphics Features - Oct 24, 2017

A material with Shading Model set to Subsurface Profile is no longer affected by Opacity value in 4.17, 4.18, and 4.19 (Main) but was previously working as intended in 4.16. This is a regression. ...

NavMesh does not update properly when "Can Ever Affect Navigation" is toggled

UE - AI - Mar 27, 2015

if I place a mesh with "Can Ever Affect Navigation" set to true, then set it to false, it will leave the NavMesh with a bugged "hole" that AI does not path around correctly (causing the "Blocked" er ...

'Affect Translucent Lighting' setting on Lights not working in Forward Renderer

UE - Graphics Features - Apr 30, 2017

The option 'Affects Translucent Lighting' for lights does not seem to have an affect objects/materials using translucency. I tested this setting in the Deferred Renderer and it works as expected. I ...

Packaging Fails Due to Camera Cut of Sequencer in 4.19

UE - Anim - Sequencer - Apr 10, 2018

Projects that worked normally in 4.18, failures occurred in 4.19. Resolve by replacing the contents of the LevelSequence that is the cause of the problem with the new asset.Perhaps a problem has occ ...

Unlit view is affected by Exposure Compensation when enabled by post process volume

UE - Graphics Features - Jun 7, 2018

Unlit view is affected by Exposure Compensation when enabled by post process volume. This will also carry across the other debug views.  Working as expected in 4.18 CL# 3832480 Found in  4.19 CL# ...

Custom Primitive Data on BP instance not taking affect while in editor

UE - Rendering Architecture - Apr 5, 2023

https://udn.unrealengine.com/s/case/5004z00001n9LsOAAU/custom-primitive-data-on-bp-inst ance-not-taking-affect-while-in-editor Original Repo is from 4.27, however, it still happens in 5.2. This is ...

Crash when using +CVars=r.MobileContentScaleFactor=2

UE - Platform - Mobile - Jan 11, 2016

Iphone 6 Plus crashes when using +CVars=r.MobileContentScaleFactor=2, but it will run if you use +CVars=r.MobileContentScaleFactor=1. The project linked is set up with +CVars=r.MobileContentScaleFac ...

Geometry Collection (GC) fragments are affecting the Navmesh in wrong positions

UE - Simulation - Physics - Destruction - Dec 6, 2024

Geometry Collection (GC) fragments are affecting the Navmesh in wrong positions and the identified cause is wrong indexing. Once a GC breaks, it's fragments, when big enough, are creating islands in ...

Different Load Orders affect Shadows on Foliage & HISM

UE - World Creation - Worldbuilding Tools - Foliage - Mar 14, 2019

Different Load Orders affect Shadows on Foliage & HISM Discovered during verification of [Link Removed] Also created a Blueprint actor with a HISM and duplicated it three times and changed the mob ...