Event not saved correctly when duplicating Level Sequence

UE - Anim - Sequencer - Nov 21, 2019

This issue is similar to [Link Removed]. But I tested the shelve 10164190 mentioned in the comments. It didn't work. ...

Planar Reflections do not respect SkyLight intensity

UE - Graphics Features - Nov 14, 2017

Planar Reflection actor does not reflect the intensity change of the SkyLight. In attached images, the Intensity of the SkyLight is set to 2. The darker area on the right is affected by the Plana ...

ObjectScale returns a Cascade Mesh particle's XYZ scale as 1.0

UE - Niagara - May 13, 2020

Sampling a Cascade Mesh Particle's scale always returns XYZ as 1.0 This is a regression from UE4/Release-4.24.  This does NOT affect Niagara Mesh particles.  I've attached a Cascade (left example ...

“Receives Decals” is not respected on Procedural Mesh Component

UE - Graphics Features - Oct 14, 2022

(Enduring Games) I investigated it and found that the following primitive data flag test in BasePassPixelShader.usf fails: (GetPrimitiveData(MaterialParameters).Flags & PRIMITIVE_SCENE_DATA_FLAG_DE ...

Cannot paint landscape layers onto tiled landscapes

UE - LD & Modeling - Terrain - Landscape - Jun 30, 2015

paint layers do not take effect on all tiled layers that have a material incorporated if a user attempts to paint on them from the persistent level. ...

GPU Lightmass ignores IES Profiles on Static Lights while building lighting

UE - Graphics Features - 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 ...

Changing screen percentage while in VR Preview will change screen coords for post process shaders

UE - Platform - XR - Jan 30, 2015

If a post process volume is set to use a material shader, reducing the screen percentage while in VR Preview will shift the coordinates left/right. ...

Base Pass Instruction Count increases on Compile and Save, then resets upon reopening Material

UE - Graphics Features - Aug 24, 2015

Material Base Pass Instruction Count will change from a value established when plugging in components pre-compile to a higher value on post compile, but when the material is reopened the count rever ...

Rotate Around Point Niagara Module causes jittering with Linear Force

UE - Niagara - Dec 1, 2022

Regression: Tested in UE5/Release-5.0, this issue also occurs meaning regression is no. The Niagara System appears to jitter whenever a force is applied after the Rotate Around Point module. If the ...

Changing Shadow Quality causes SingleLayerWater Materials to disappear

UE - Rendering Architecture - Materials - Nov 15, 2022

Regression: Tested in UE5/Release-5.0, issue is reproduceable. This issue appears to be related to the Opacity Mask of the material, as not having an Opacity Mask does not cause the material to dis ...