Investigate crash with replication nested ever changing attachments

UE - Networking - May 7, 2024

There seems to be an issue with replicated attachments ending up causing cyclical setups resulting in crash on clients. It was reported for 5.2 but even after patching up code it seems to occur. ...

Clicking the [Absolute] bottom of Buttons in Toolbar does not Function

Tools - Sep 9, 2015

Hovering over the absolute bottom of buttons in the toolbar, particularly in Blueprints, results in the button being highlighted, but not accessable. The area seems to be 1 or 2 pixels from the bot ...

Animgraph-Blend node-Alpha Scale Bias-larger values imprecise

OLD - Anim - Jan 21, 2015

When setting the alpha scale bias for a blend node in the AnimGraph, if you set the values so that the difference is greater than 10, the values will not enter as whole numbers (see image.) ...

Media playback isnt working with Android

UE - Platform - Mobile - Apr 12, 2017

Looks like we've got a report that media playback doesn't work with ES3.1. I'm going to say this is due to the OpenGL context used and possibly the shaders compiled? It was written for ES2 of cour ...

Confusing Axis Overriding in 2D Vector Directional Enhanced Input

UE - Gameplay - Input - Jan 9, 2023

Reproduced 3/3 times, issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. Expected Results are based on the previous Input system. ...

Split-screen players not rendering

UE - Graphics Features - Feb 11, 2015

When using the Create Player node to setup split-screen multiplayer, only the last player created will show properly. All other players experience render issues for their character and environment. ...

Static Meshes in sublevels disappear from world content browser if they are culled out of a cull distance volume during PIE

UE - World Creation - Worldbuilding Tools - World Composition - Oct 25, 2016

Cull Distance Volumes cause objects within them to disappear from the World Composition window if they are culled out at runtime. Regression (no) issue (does) occur in 4.12.5 ...

PIE registers 2 Default Brushes in the blank level

Tools - Jul 3, 2017

PIE registers 2 Default Brushes in the blank level. It's expected behavior to have 1 Default Brush, which is the case in other play modes, but PIE registers 2. Licensee Description: This is an iss ...

Editor hits Asserts when trying to use debug rendering such as ShowFlag.LODColoration

UE - Rendering Architecture - RHI - Sep 22, 2020

The assert in BasePassRendering.cpp:693 fires, crashing to desktop when using this console command in the editor, in PIE, and closes out the window when playing in Standalone. Does not crash when us ...

Multi-Material Skeletal Meshes assigned a Material in Details panel lose access to all other materials

OLD - Anim - Nov 21, 2014

When you assign a Material to a Multi-Material Skeletal Mesh via the Mesh's Level Viewport Details Panel, you will lose access to all the other material Elements after the first assignment. For ins ...