Fractured Geometry Collection triggers a crash when colliding with an Animation Blueprint with a Rigidbody Node

UE - Simulation - Physics - Character - Sep 25, 2023

This is not a regression. Tested in //UE5/Release-5.2 CL26001984 The editor crashes when a physics asset of an animation with rigid body collides with geometry collection. ...

LevelSequenceActor sequencer loaded with DataLayer does not progress track when played

UE - Anim - Sequencer - Nov 1, 2023

In UE5.2, there seems to be a problem with the initialization of the reloaded LevelSequenceActor. SequencePlayer->Initialize is not called in  ALevelSequenceActor::InitializePlayer() and Tick regist ...

In Standalone mode, when reading world partition actor descriptors for BP actors, "bIsSpatiallyLoaded" receives its value from the native base class instead of the BP class, so BP actors are loaded/unloaded based on the wrong condition.

UE - World Creation - Worldbuilding Tools - World Partition - Oct 15, 2024

Consider an actor defined in C++ with "bIsSpatiallyLoaded" set to true (the default), and a derived blueprint that overrides "bIsSpatiallyLoaded" to false. Now consider an actor instance of that blu ...

Engine crashes when trying to remove unused bones from skeleton

UE - Anim - Runtime - Mar 10, 2021

Engine crashes when i try to remove unused bones. I have lot of things going on in those characters, they all share same skeleton. There are anim blueprints with control rig and pose drivers, there ...

Fire tower lights do not change when held down in StrategyGame on iOS

Docs - Samples - Aug 18, 2016

The fire tower charge effect is not working correctly on iOS. This was tested with an iPhone6S_6240 OS: 9.3.2 Does not occur on Android. Tested on Galaxy S7 ...

Missing Persona Keyboard Shortcuts in Editor Preferences

UE - Gameplay - Oct 25, 2016

After opening a skeletal mesh in Persona, the keyboard shortcuts do not appear for Persona and cannot set keyboard shortcuts This is a regression, Persona appears as a category in 4.13.2 ...

Vehicle Game Warning: LogAudio:warning: Detected orphaned looping sound 'Vehicle_Race_Cue'.

Docs - Samples - Oct 5, 2016

Warning populates when the game starts. LogAudio:warning: Detected orphaned looping sound 'Vehicle_Race_Cue'. This warning occurrs in 4.13.2 CL3145013. NOT a regression. ...

Crash occurs clearing Image in UMG_Throbber Appearance Settings

Tools - Sep 30, 2016

Editor crashes when you attempt to clear the image in the throbber UMG. Log is attached txt file Tested in 4.13.2 CL 3145013 - This does not happen ...

ShadowProject gpu performance regression from Aftermath

UE - Graphics Features - May 9, 2017

The issue was originally noticed between 4.15.1 and 4.16 Preview, but now appears to have regressed between 4.15.1 and 4.15.2. ...

Material Preview for Post Process Material Does not display in Material Editor

UE - Graphics Features - May 19, 2017

In the Material editor for when working with a Post Process Material, the material does not appear in the preview window. Regression: This issue does not occur in 4.15.2 Binary Builds ...