Flickering Meshes after removing HISM instances

UE - Graphics Features - Aug 2, 2018

Removing HISMs in a packaged project causes meshes to remain and flicker in a packaged project. (Inclusive Nativization is enabled in test project, but issue occurs with nativization disabled as we ...

Project crashes when auto save completes after copy/pasting emitters multiple times in a system

UE - Niagara - Aug 2, 2018

Project crashes when auto save completes after copy/pasting emitters multiple times in a system Encountered same crash testing Blend_Attributes_System and ExpressionsExample_System. Doesn't seem to ...

Undo and ConstructionScript break the AttachChildren array

UE - Gameplay - Components - Nov 14, 2019

Undo fills AttachChildren array with null by the undo serializer. After that, a construction script tries to remove child components from parent component's AttachChildren but it can't find its poi ...

uasset file not deleted when delete skeletal mesh

UE - Editor - Content Pipeline - Import and Export - May 28, 2020

Compiling with VS2019 16.6 later causes garbled characters in output window

UE - Foundation - Cpp Tools - UnrealBuildTool - Nov 10, 2020

Using old behavior by applying true to NMakeUseOemCodePage property solves this issue.  in VCProject.cs​// Project globals (project GUID, project type, SCC bindings, etc) { VCProjectFi ...

Volumetric Translucent Shadow does not work

UE - World Creation - Worldbuilding Tools - Merge Actor - Feb 19, 2021

Async Task nodes placed in editor only modules should not issue a warning if the proxy class is set to something in the game module

UE - Gameplay - Blueprint Compiler - Mar 30, 2021

Because the proxy class is set to something within the game module, no warning is placed on the node as the outer package ends up being a valid Runtime module. This should actually be a warning in ...

Custom Primitive Data are not (fully) functional with Instanced Static Mesh components

UE - Graphics Features - Mar 29, 2022

If the ISM component is not in a blueprint, but added directly inside the level, the CPD works. If the CPD value is set from a construction script through either the Default or Transient function, i ...

Unable to write custom stencil using Draw Material To Render Target

UE - Rendering Architecture - Materials - May 20, 2022

The attached project was created in 4.27 and is rendered on render target when checked in 4.27. However, this does not reproduce in 5.0 or later. ...