Cannot Create Data Asset Derived from Blueprint/C++ Classes

UE - Gameplay - Blueprint - Apr 26, 2017

When creating a new data asset, it is not possible to select a Data Asset C++ Class or Derived Blueprint as its base class. This did not occur in 4.15.1, this is a regression. ...

Content Examples: Example 1.6 broken collision - Cloth Map

UE - Simulation - Physics - Character - Apr 26, 2017

Example 1.6 on Cloth Map seems broken. Both Assets clip when twisting when they're supposed to be examples of Self Collision. Regression: Yes Works in 4.15 ...

Extreme Brightness using SLS Specified Cubemaps for Skylights in VR

UE - Graphics Features - May 5, 2017

Surfaces are getting washed out or over brightened when using a Cubemap on a Skylight in VR. Tested 4.15.2 - 3416026 : Does not occur 4.16. p2 - 3415565: Occurs ...

Plugin Type breaks XCode syntax hightlighting

UE - Platform - Apple - May 16, 2017

Setting a plugin module's type to "Editor" causes syntax highlighting in XCode to break for .cpp files in that module. Setting the type back to Runtime fixes the behavior ...

DistanceFieldBentNormalAO does not appear to work with imposter UVs

UE - Graphics Features - Aug 26, 2021

I have not entirely ruled out any issues with the imposter material in the repro, there's a chance this is related to the normal rotations, but turning off distancefields entirely does fix the issue ...

Incorrect mesh offset behavior when playing a forward start after following "Adapting Lyra animation to your UE5 game"

UE - Anim - Gameplay - Oct 13, 2022

See the answer in the UDN: [Link Removed] We may want to update the blog post with a suggested fix, or wait until the automatic root offset tech is production ready. ...

GPU particles disabled on Quest

UE - Niagara - Feb 9, 2024

GPU particles were disabled on Quest 1 due to a compute issue. We need to validate / fix issues for Quest 2 / Quest 3. Reported in [Link Removed] ...

Cannot Preview a Node in a UI Material

UE - Rendering Architecture - Materials - Mar 18, 2016

Previewing a Node in a UI Material will not show anything, or will remain showing what is placed in Final Color. This issue appears to be fixed in Dev-Main as of CL-2914624. ...

Import options broken when importing bones-only fbx animation

OLD - Anim - Jun 19, 2015

This bug is being entered for integration purposes. This is already fixed in 4.9 Main with one of Lina's changes (CL:2584657). Wanted to try and get this into a 4.8 hotfix ...

When playing matinee, scrubbing can cause sound to keep playing when it isn't triggered

UE - Audio - May 31, 2016

When playing matinee, scrubbing can cause sound to keep playing when it isn't triggered Note: This was entered as a bug to re-work the fix from the pull request found here: [Link Removed] ...