Runtime Virtual Texture samples at low precision for very large volumes

UE - Graphics Features - May 31, 2022

When using a runtime virtual texture with a resolution of greater than 2^24 we can start to see a lack of precision in sampling when the sampling UVs get closer to 1. To see this we need to be usin ...

Particle Effects Do Not Play in Transition Maps

UE - Graphics Features - Oct 24, 2016

Particle effects do not seem to be playing in transition maps. Found in 4.13.1. Reproduced in 4.12.5 and 4.14 Preview 1. ...

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 ...

Crash when changing the number of instances in a grouped sprite component at runtime

UE - Gameplay - Paper2D - Aug 4, 2016

A crash occurs when you remove a Sprite Instance within a Paper Grouped Sprite component of an Actor BP on Event Begin Play. I was able to reproduce this crash in the binary releases of 4.11.2 and ...

Numpad + Shift does not release keystrokes

UE - Gameplay - Input - Nov 9, 2021

The combination of Numpad + Shift seems to have various problems. https://answers.unrealengine.com/questions/899468/what-is-the-issue-with-shift-num-key-combinations.html  Regression No, according ...

Inconsistent events triggered by FlushProcessedKeys during keyboard hold input

UE - Gameplay - Input - Dec 20, 2024

Key repeats from the OS do not affect the EnhancedInput normally, but it causes inconsistent event triggers when FlushProcessedKeys is called with holding a keyboard key down. Removing references t ...

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 ...

Physics actor with physics toggled will fall through static meshes set to Movable

UE - Gameplay - Jul 20, 2016

Physics actor with physics toggled will fall through static meshes set to Movable User Description: Basically, what this project does is enable simulate physics on the black cube in the middle, th ...

Setting inherited variables in child blueprint crash editor

UE - Gameplay - Blueprint - Apr 15, 2015

PIE without compiling child blueprint (3rdSpiderPawn in example) that is attempting to affect an inherited variable will crash the editor. Additional Information: User has several cast to nodes ca ...

Widget 3D Component is not rendering on specific Android devices

UE - Platform - Mobile - Nov 20, 2015

Widget 3D Component isn't rendering properly on the Samsung devices. I've tested on the Samsung Galaxy Note 2, Samsung Nexus S, Samsung Galaxy S3. I'm not having any trouble on the Nexus 5 though. ...