Add sanitization code surrounding RigidBody + RigidBodyDynamic flags

UE - Simulation - Physics - Jul 20, 2016

PhysX throws warnings (which are escalated to errors) when CCD and Kinematic are in invalid states (they can only be enabled exclusively). The code to fix this has already been submitted, but may c ...

Some Material Nodes Are Not Able To Be Deleted

UE - Graphics Features - May 10, 2017

There are a lot of cases where nodes in the material editor will no longer get deleted even if you save the material after deleting the node. As soon as you close the window for the material editor ...

Children of Retainer Box cannot be interacted with when visibility is set to "Self Hit Test Invisible"

UE - Editor - UI Systems - Jun 19, 2017

When there is a Retainer box with the visibility set to "Self Hit Test Invisible" and has children, the children cannot be interacted with. Children such as a button cannot be clicked. This issue c ...

Selecting with eyedropper tool will select ChildActor

Tools - Sep 14, 2018

It can select ChildActor with the Eyedropper tool. Since ChildActor is an actor created temporarily, when you restart the Editor it becomes empty because there is no reference. When selecting AActor ...

Masked areas render as black if material uses any virtual texture

UE - Graphics Features - Jun 9, 2021

Masked materials that sample virtual texture don't function correctly. They render black instead of masked. This happens when there is no depth pre pass enabled. Automatically enabling depth pre p ...

r.MobileContentScaleFactor appears to be ignored defaulting to 1 on Mobile Devices

UE - Platform - Mobile - Feb 28, 2022

r.MobileContentScaleFactor = 0 should return Native Resolution; 1 should return Standard definiton; 2 shold return an High Definition Resolution. It seems that r.MobileContentScaleFactor is being i ...

Game feature plugins do not unregister absolute scan paths on removal

UE - Gameplay - Mar 16, 2023

The GameFeatureData asset used by the game features subsystem supports defining extra paths to scan for asset manager assets specific to that plugin. Originally this system only supported relative p ...

Editor.Plugins.Tools.Modeling.EditorMode.ExtrudePolygons.* test cases fail in headless mode due to stylus error log.

UE - Graphics Tools - Modeling Tools - Jan 15, 2025

Hello! In UE 5.5 Preview, new stylus code was introduced, which can cause a test failure in an unrelated test suite, Editor.Plugins.Tools.Modeling.EditorMode.ExtrudePolygons.*. The test indirectly ...

Attempting to open a map in content browser that is currently loaded in world composition browser crashes editor

Tools - May 12, 2015

Attempting to open a map through the content browser will crash the editor if that map is opened as a sublevel or the currently opened map through the world composition browser. Frequency: 2/2 Cr ...

Editor will crash while instancing nested AIPerception component template subobjects in an AIController-based Blueprint class during compile-on-load.

UE - Gameplay - Blueprint - Mar 23, 2018

User report of an assertion that fires on editor reload during an attempt to reload an AIController-based Blueprint class with a dependency on a child Blueprint class, both created in a previous edi ...