Nav Area class is reset after updating from 4.19.2 to 4.20 Preview 3

UE - AI - Jun 21, 2018

When upgrading a 4.19.2 project to 4.20 Preview 3 the Nav Area Class is changed to None instead of the value it was before the upgrade. Upgrading from 4.18.3 to 4.19.2 works as expected. This was t ...

Lighting does not properly affect landscapes under another landscape, even if Static Lighting Resolution is increased

UE - LD & Modeling - Terrain - Landscape - Apr 29, 2015

Lighting does not properly affect landscapes that are below another landscape, even after static lighting resolution is increased. This results in some areas that should be completely shadowed to ha ...

Point lights affect indirect lighting on RTGI much less than other types of lights

UE - Graphics Features - Lumen - Aug 4, 2020

Only point lights affect indirect lighting on RTGI much less than other types of lights.[Link Removed] Indirect lighting of baked lightmaps look much stronger than RTGI.[Link Removed] Apparently, ...

Manually changing the value for Constraint Value 1 & 2 causes odd visual issues

UE - Simulation - Physics - Jun 1, 2016

Changing the values that govern what bones a constraint is suppose to be a joint between (Constraint Bone 1 & 2) will cause issues where the transform widget is moved to an appropriate location but ...

Xcode 8.3.2 fails to successfully build 4.15.1 from source code

UE - Platform - Apple - May 2, 2017

Attempting to build 4.15.1 from source code using Xcode 8.3.2 currently results in the build failing due to warnings that occur in fbxsdk, AlembicImporter, and MetalRHI. ...

InstancedFoliageActor experiences issues with floating point precision when far away from World Origin and is not affected by Origin Rebasing

UE - World Creation - Worldbuilding Tools - World Composition - Jul 17, 2020

Foliage generated by Landscape Grass Type do not encounter this issue. Only hand painted foliage with foliage tool is not affected by rebased origin. Foliage vibrates when it is located in long dist ...

Crouch node does not appear to have any affect when called

UE - Gameplay - Player Movement - Jan 3, 2017

Crouch node does not appear to have any affect when called. The Is Crouching always returns false ...

Sequencer renders events affecting UMG twice

UE - Anim - Sequencer - Jun 1, 2016

Sequencer renders events affecting UMG twice ...

Transition Screen Size does not affect LODActors

UE - World Creation - Worldbuilding Tools - HLOD - Nov 18, 2016

Transition Screen Size doesn't seem to affect when LODActors are added to the level. This was occurring before Dev-Framework's merge into Main at CL 3198987. ...

Deactivating a shot section from scripting does not affect evaluation

UE - Anim - Sequencer - Jun 23, 2021

Disabling a shot from scripting will not affect evaluation of the sequence.  ...