Poor Vulkan RHIThread performance in Development builds on some Android

UE - Platform - Mobile - Dec 10, 2024

Community-attempted workaround received in [Link Removed] Correct fix submitted to 5.6 FNMain in [Link Removed] which needs integrating into 5.5.3. ...

Chaos Cloth - Visualization materials cause async load flush and slows down starting a PIE session.

UE - Simulation - Physics - Character - Aug 13, 2024

The loading of the cloth visualization materials disturbs async loads shortly after starting PIE which causes an async flush and several seconds stall. The solution would be to move these to a sing ...

Crash when selecting an action performed in a diff between two revisions in SVN

UE - Gameplay - Blueprint Editor - Jul 6, 2015

Get nasty crash when performing a diff between two revisions on a BP uasset and then select a parent section that was modified, followed by a specific action performed on that section of the BP. ...

Switching to SM4 with LPVs active crashes Editor

UE - Graphics Features - Jun 18, 2015

Switching to SM4 when you have LPVs active in a project will crash a project. Also reproduced in Main Promotable-CL-2589716 and 4.8.0 Launcher [Link Removed] ...

Adding teleport node after AddMovementInput breaks jumping animation

UE - Gameplay - Jun 6, 2016

Calling the teleport node after the Add Movement Input nodes affects movement by preventing the character's capsule from updating, causing the mesh to hit the top of the capsule during the jump anim ...

"Multiple Values" in Body Setup when single bone has multiple bodies

Tools - Feb 3, 2017

"Multiple Values" in Body Setup when single bone has multiple bodies Regression: YES Worked: 3172292 (4.13.2) Broken: 3249277 (4.14.3) ...

Crash Occurs When Attempting to Add a Query Template to an EQS Testing Pawn on Mac

Tools - Mar 10, 2017

The editor is crashing when attempting to add a query template to an EQS Testing Pawn. This only occurs on Mac. Found in 4.15. Unable to reproduce in 4.14.3. This is a regression. ...

Cubemap capture component produces artifacts

UE - Graphics Features - Jun 23, 2017

Render target cube maps show edge artifacts during heavy particle effects. Regression: No - noticed the same behavior in 4.15.3 version of InfiltratorDemo (CL 3450819) ...

Slomo command has no effect when Run Dedicated Server is set

UE - Gameplay - Aug 18, 2017

Using the slomo # command when Run Dedicated Server is set has no effect. Command still functions when this checkbox is set to false. Regression: No, same behavior occurs in 4.16.3 ...

Mouse is not captured when running -game on Linux

UE - Platform - Linux - Aug 28, 2017

Launching a game with the -game command causes the game window to not capture the mouse until the window is clicked. Regression: Yes - This behavior does not occur in 4.16.3 (CL 3561208) ...