Anim Composite root motion preview is broken

UE - Anim - Gameplay - Sep 6, 2024

LoopAndReset preview option is broken after one loop for anim composites ...

Bone names of ~100 characters or longer crash the editor when baking to control rig

UE - Anim - Rigging - Control Rig - May 15, 2025

This is an issue with inconsistencies over rig names and how control names are generated. We expect that a control name will be appended with _CONTROL or _CURVE_CONTROL. But because URigHierarchy: ...

Creating 3 player splitscreen causes viewport to go black on PIE

UE - Graphics Features - Feb 13, 2015

If a game is set to play with 3 player splitscreen, starting the came will cause the viewport to go completely black. Does not occur with 2/4 players. Does not occur in standalone ...

Material gets reset once despawned when using skeletalmesh component/spawnable

UE - Anim - Sequencer - Jan 13, 2017

In 4.14, 4.15 and main, material change for a spawnable actor with a skeletalmesh component gets reset once despawned. This seems to be similar to [Link Removed]. Similar to [Link Removed] ...

Hair visibility override issues

UE - Rendering Architecture - Jul 19, 2023

The To Next button in the Animation timeline doesn't work consistently

OLD - Anim - Sep 19, 2016

In Persona, the To Next button in the timeline bar will randomly stop working if the user clicks it a few times. I could not reproduce this issue in UE4/Main. ...

Drag and drop to replace animation only works on certain samples in Blendspace

OLD - Anim - Apr 20, 2017

In a blend graph, the user can only use drag and drop to replace certain samples. ...

Crash after removing frames in recorded animation

OLD - Anim - Aug 26, 2020

Crash after removing frames in recorded animation.  Reported in version 4.25.3 (CL-13942748) and tested in versions 4.24.3 (CL-11590370) and 4.25. Working as expected in 4.24.  ...