Update Mesh Section incorrectly sets vertex colors for a Procedural Mesh

UE - LD & Art - Modeling Tools - GeometryScripting - Jun 21, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 Update Mesh Section incorrectly sets vertex colors for a Procedural Mesh. The closer a colors R, G, or B value is to 1.0 or 0.0 the mor ...

Migrating to a Game Feature plugin can result in assets' losing references

UE - Foundation - Jun 17, 2022

Migrating to a Game Feature plugin can result in assets' losing references. From User: "Migrating assets to a game feature plugin's content directory leaves them having invalid references, editor t ...

Ray Traced Translucency causes artifacts when rotating a Static Mesh that is far away from center of the map

UE - Rendering - Jun 17, 2022

Tested in //UE4/Release-4.27 CL#18319896 Ray Traced Translucency causes artifacts when rotating a Static Mesh in the 'Open World' level when moved far away from the center of the map. The Artifacts ...

Crash while using Geometry Scripting to add an Array of Vector 2D data to 'Append Buffers to Mesh' node UV0 input pin

UE - LD & Art - Modeling Tools - Jun 13, 2022

Geometry Scripting plugin isn't available for 4.27.2, and the behavior is the same 5.0.1. Crash while using Geometry Scripting to add an Array of Vector 2D data to 'Append Buffers to Mesh' node UV0 ...

C++ Actor Component is removed from Actors in scene when the Editor is restarted

UE - Foundation - Jun 8, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 C++ Actor Component is removed from Actors in scene when the Editor is restarted. ...

GPU Lightmass ignores IES Profiles on Static Lights while building lighting

UE - Rendering - Jun 8, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 GPU Lightmass ignores IES Profiles on Static Lights while building lighting. Tested with different Global Illumination and Reflection s ...

Some Niagara Fluid systems are not visible in a packaged project

UE - Rendering - Niagara - Jun 7, 2022

Previously packaging caused a crash with this system. This was fixed, but now the system is no longer visible when packaged. ...

Crash when changing details of an animation in an Animation Composite

UE - Anim - Jun 7, 2022

This is a regression tested in //UE4/Release-4.27 CL#18319896 Fatal error is thrown and the Editor crashes when changing details of an animation in an Animation Composite. ...

Improper include generated when C++ class is in a subdirectory

UE - Editor - Framework - Jun 7, 2022

This is not a regression from 4.27.2, however, a similar issue was fixed in 4.26. Generating a C++ class that is in a subdirectory generates the #include "Subdirectory/Class.h" instead of #include ...