Skeletal Mesh Collapses with OpenGL ES3.1 on Tegra K1 devices

UE - Platform - Mobile - Oct 18, 2016

When launching to an Android device that supports ES3.1 skeletal meshes seem to collapse in game. ...

The number ordering in the Content Browser for assests is not showing in a correct order

UE - Editor - Content Pipeline - Content Browser - Jan 9, 2015

When naming assets in the Content browser, If you include a number within the name, as long as the name is the same as other Assets, the numbers will not be shown in ascending order. Included 2 ph ...

Analog Input does not work for network clients (AddMovementInput scale values other than 0 and 1 do not replicate for clients)

UE - Gameplay - Jun 26, 2015

If a value other than 0 or 1 (Ex. 0.1) is put into the 'Scale Value' parameter for the Add Movement Input node, any clients will respond as if the value is 1. User claims this worked in 4.6. ...

SignedArchiveReader may request wrong number of chunk blocks

UE - CoreTech - Oct 25, 2022

This problem is caused by an incorrect calculation of the number of chunks in the read request. Here is the workaround applied by the licensee : int64 FSignedArchiveReader::PrecacheChunks(TArray<F ...

depth calculation is not functioning properly on mobile ES 3.1 preview

UE - Platform - Mobile - Feb 21, 2023

In 5.1.1, the depth calculation is not functioning properly on mobile ES 3.1 preview, resulting in reflections occurring in areas where they should not. When checking with RenderDoc in ES 3.1 Previ ...

Settings related to Supported Agents are not saved in the DefaultEngine.ini

Tools - Aug 25, 2015

All entries in the Project Settings window are suppose to be saved in the DefaultEngine.ini file. This does not occur for settings related to Support Agents such as Can Walk, Can Crouch, etc. Note: ...

Crash if the number of spline points is less the one spline point currently selected

Tools - Feb 26, 2020

Spline components with "input spline points to construction script" enabled causes crash when selecting a spline point and reducing the total number of spline points below the selected spline. Te ...

Running the BuildPlugin command results in a warning that ForceCompile is not supported and an error that an item with the same key has already been added

UE - Foundation - Cpp Tools - Automation Tool - Dec 7, 2022

Repro Rate: 5/5 This issue was encountered in the 5.1.0 live launcher build of //UE5/Release-5.1 at CL 23058290 and reproduced by other users. Regression tested against the 5.0.3 live launcher bui ...

GPU-ARM Mali 400 series phones will render an Opaque Unlit Material as black

UE - Platform - Mobile - Feb 12, 2016

ARM Mali 400 Series GPUs are rendering Opaque Unlit Materials as Black instead of the designated color. This is a *regression* from 4.10.2.Devices where Issue OccursDevice NameBrandBug Description ...

Thumbnails get Duplicated with Large Number of Static Meshes in Foliage Paint Mode

Tools - Dec 6, 2016

When there are a large number of static meshes within the Foliage paint mode, some of the mesh thumbnails are duplicated and do not accurately reflect the correct static mesh to paint as foliage. T ...