Modifying ShooterGame header file for faster compiling causes crash behavior.

UE - Foundation - Core - Jan 11, 2019

Using bFasterWithoutUnity and MinFilesUsingPrecompiledHeaderOverride, on ShooterGame.Build.Cs results in Engine crash. ...

Editor crash when using Animation BP pose watch

OLD - Anim - Apr 7, 2020

We encountered a crash when using Anim BP Pose Watches to inspect poses on actors in a PIE instance. Specifically it seems ending the PIE session while the Anim BP is still watching the actor in the ...

In a listen server, when a client moves, anim notifies don't get fired for the server/host.

UE - MVF Character - Animation - Nov 14, 2022

Reproduced 3/3 times. Was not able to reproduce in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed Regression. ...

Nanite shadow issue in commandline rendering

UE - Rendering - Features - Nov 28, 2023

YCoCg to sRGB?

UE - Rendering - Architecture - Niagara - Mar 20, 2024

Both the material and the Niagara compute shader use the same function to interpret the YCoCg color data, but the Niagara compute shader returns an incorrect color. Also found on CL: 32347737 in Re ...

Material ParticleRandom node doesn't have proper value returned in specific case

UE - Rendering - Architecture - Niagara - Jul 14, 2024

Editor crashes when using PCG SpawnActor with a DataLayer inside a Level Instance

UE - Graphics Tools - PCG - Procedural Tools - Jun 4, 2025

A PCG actor is assigned to a DataLayer and placed inside a Level Instance. Then that Level Instance is placed into a World Partition map. When the SpawnActor node in the PCG graph is set to MergePCG ...

Cursor Overlap events don't work on characters

UE - Gameplay - Sep 4, 2015

Setting up mouse over events for a character do not trigger. ...

Planar Reflections distorted if Separate Translucency Screen Percentage less than 100%

UE - Graphics Features - Aug 19, 2020

Planar reflections with any value lower than 100 for SeparateTranslucencyScreenPercentage are skewed/distorted when moving the camera, not representing the correct image when the value is 100. ...