Cascade velocity aligned particles jitter when "use local space" is enabled

UE - Niagara - Sep 2, 2020

Sprites in a particle system flicker/shake when use local space is combined with small velocity values and velocity aligned sprites. Reported and tested in versions 4.25.3(CL 13942748), 4.24.3(CL 1 ...

Crash when opening a project with Renderdoc plugin enabled while renderdoc is installed on the machine

UE - Graphics Features - Oct 6, 2020

-The editor will crash when opening a project with the Renderdoc Plugin enabled while the user has Renderdoc installed on their machine. Uninstalling Renderdoc allows the project to open without cra ...

Debug information is sometimes missing when compiling with cl-clang

UE - Foundation - Cpp Tools - UnrealBuildTool - Aug 24, 2023

Via UDN: As has been discussed previously here and in CL 20055361, debug information is sometimes missing when compiling with Clang. We've pinpointed this to debug information not being emitted fo ...

ContentExamples PhysicalAnimation hit reaction example does not react

Docs - Samples - Aug 11, 2015

The Hit Reaction Physics Animation Blending example in the ContentExamples PhysicalAnimation map does not react to being clicked on. REGRESSION: Yes Worked: 4.8.3. Binary Broken: 2647674 ...

Crash When Material is Set to Deferred Decal with Emissive Decal Blend Mode and Forward Shading Enabled

UE - Graphics Features - Jan 25, 2019

When Forward Shading is enabled, if you create a material with their properties setup with the following:   Material Domain: Deferred Decal - Blend Mode: Translucent - Decal Blend Mode: Emissive T ...

Crash in persona editor when set postprocess animinstance using Linked Layer Anim to skeletal mesh

UE - Anim - Runtime - Anim Blueprints - Aug 29, 2023

Crash when set PostProcessAnimBlueprint in persona editor. Related to [Link Removed], [Link Removed]. ...

Unable to locally rotate individual foliage

UE - World Creation - Worldbuilding Tools - Foliage - Jul 14, 2017

Unable to locally rotate individual foliage. This seems to have been a limitation of the foliage tool from it's creation. Licensee Description: I would like to ask if there is any way how to preve ...

Foliage meshes do not appear in high res screenshots after certain amount

UE - World Creation - Worldbuilding Tools - Foliage - Aug 24, 2017

When using the Engine's High Res Screenshot tool, there is a limit on the amount of foliage that can be present before the meshes stop appearing. This number is around 1500 meshes, though I was not ...

Rendering Offscreen Using Non-Fullscreen View Creates Black Border

UE - Graphics Features - Apr 25, 2018

Issue has been observed in 4.19.1 from EGL and Main CL 4027311. Per licensee: We recently switched from UE 4.18 to 4.19, and noticed several issues when doing offscreen rendering. To illustrate th ...

Unable to package for Linux with exceptions enabled

UE - Platform - Linux - Oct 9, 2018

Licensee's project requires the bEnableExceptions flag to be set to true in the Build.cs file. The build compiles for Windows, but when attempting to package for Linux they get these errors: Proce ...