Crash on iOS loading into a scene with Media Framework assets

Media Framework - Sep 30, 2016

Following launching a packaged Media Framework project, the application crashes. Different behavior is observed between iOS versions. When tested in 7.1.2, the video played in the scene for a few s ...

Translucent Materials no longer reflect light when using Forward Lighting variable

UE - Graphics Features - Jun 7, 2016

Translucent materials are no longer showing light reflections in scene when using r.forwardlighting 1 with lights. This is a regression from functionality in 4.11.2. This no longer works with 4.12 ...

r.ScreenPercentage.Editor does not function

UE - Graphics Features - Jun 2, 2016

Setting r.ScreenPercentage.Editor does not affect the upsampling/downsampling of the viewport in the editor. Regression: YES - the console command correctly adjusted the screen precentage in 4.11.2 ...

Creating a Blueprint out of existing Blueprints removes all assigned Static Meshes from components

UE - Gameplay - Blueprint - Aug 11, 2015

Creating a Blueprint out of existing Blueprints removes all assigned Static Meshes from components. Reproduced in 4.8.3 binary, 4.9 Releases (//depot/UE4-Releases/4.9/Promotable-CL-2650750), and Ma ...

Nanite meshes are lit differently in Actor Colorization view modes than non-Nanite meshes

UE - Graphics Features - Nanite - Aug 28, 2024

When the Lit > Actor Coloration > Affects Navmesh or other Actor Coloration mode is used, Nanite meshes apply lighting differently than non-Nanite meshes which can make it difficult to use the Actor ...

ForLoop used inside BP Function Library always returns 0 index when used in a Construction Script

UE - Gameplay - Sep 18, 2018

Using a For Loop inside of a Blueprint Function or Function Library will always return index 0 when used in the Construction Script. This was reported and tested in 4.19.2 (CL-4033788). This was r ...

Memory Use Steadily Increases in Editor With No Tabs Open

Tools - Nov 24, 2015

When in the editor, the memory use steadily increases ~1mb/s and rises indefinitely. This occurs without having any tabs open, and without performing any actions in the editor. Found in 4.10 Binary ...

OnClicked event of UMG button fires once in twice if virtual joystick is receiving input.

UE - Editor - UI Systems - Oct 14, 2015

OnClicked event of UMG button fires once in twice if virtual joystick is receiving input. Both Andorid and iOS devices are affected. This issue is found with 4.9 update. under 4.8 are fine. ...

Animations on joints with ZXY Rotation Order don't work in 4.10

Tools - Dec 15, 2015

Animations on joints with ZXY Rotation Order don't work in 4.10. The attached fbx has an animation that should show the thigh_l joint rotating back and then back to default position. This bug does ...

Broken Lines when Calling Draw Lines Function in Standalone Game

Tools - May 9, 2016

Lines are not drawn correctly when calling the Draw Lines node in blueprints when playing in Standalone mode. Regression? Yes, I ran the same test in 4.9.2 and 4.10.4, and the issue did not occur i ...