Raytracing shadows and lighting not showing in rendertarget

UE - Graphics Features - Lumen - Dec 19, 2019

Raytracing shadows and light reflections not appearing in render target Tested in: 4.22.3 CL#7053642 4.23.1 CL#9631420 4.25 CL#10730208 ...

Cannot open Anim Notify Manager

OLD - Anim - Jan 3, 2017

Cannot open Anim Notify Manager. Right Click>Manage Notifies doesn't open it and the Manager no longer appears in the Window Menu. Regression: YES Broken: 3224400 (4.14.1) Worked: 3172292 (4. ...

Niagara Particles in Mesh Shape Don't Render in Scene or Editor Preview

UE - Niagara - Dec 19, 2019

Niagara particles aren't rendered in the Niagara Editor Preview or the scene when an emitter is in it. Found in 4.24.1 CL#10756747 Reproduced in 4.25 Main CL#10808197 ...

Custom Launch Profiles lose selected projects after first re-open of the editor

Tools - Jan 2, 2020

Selected project resets in a custom project launcher profile only after the first time restarting the editor.  Tested: 4.24.1 CL#10757647 4.25 CL#10873002 ...

Crash occurs running SunTemple on Nexus 6p in Vulkan mode

UE - Platform - Mobile - Jan 14, 2017

Testing Vulkan DLS and hit this crash when running the app on Nexus 6p. This crash does not reproduce on Nexus5_4012_Adreno 330 ...

Fbx Importer: Make sure the blendshape curve keys have the correct tangent scale

UE - Anim - Oct 4, 2021

The tangent of the blendshape curve seam to have the wrong scale (but correct direction) from this UDN. https://udn.unrealengine.com/s/question/0D54z000079J03OCAS/skip-compressing-anims-and-buildin ...

Rendering out PNG Sequence from Matinee yields Transparent PNGs

Tools - Mar 30, 2015

When rendering a movie out as a PNG sequence, the PNGs are all rendered with Transparency and require the addition of a Black layer before the frame can be viewed as in the Matinee. Went back and t ...

Media Player not updating when IMG Media Source files are changed

Media Framework - Aug 20, 2020

Images in a sequence path for an Img Media Source are not updating without restarting the project. Changing the path itself appears to work as expected.  Tested in versions 4.22.3(CL 7053642), 4. ...

Crash when Enabling HDR in a Standalone Fullscreen Game

UE - Graphics Features - May 22, 2019

Enabling HDR with the r.HDR.EnableHDROutput command causes a crash in fullscreen standalone as well as packaged projects. This only happens with HDR monitors, following the same steps on a monitor t ...

Early Z-Pass no longer works

UE - Graphics Features - Jun 11, 2019

Since 4.22.2, the Early Z-pass flags are being ignored, resulting in the number of draw calls to increase. Tested in 4.21.2 (CL - 4753647), 4.22.2 (CL - 6574378), 4.23 (CL - 6925347) ...