Assertion failed: PlatformNeedsExtraDeletionLatency()

UE - Rendering Architecture - RHI - Mar 5, 2019

Animating a HISM along a spline when many other HISMs are present will result in a crash in 4.22. Confirmed in 4.23 MAIN @ CL 5291468 ...

Incorrect Skysphere Material Reflection with Ray Tracing

UE - Graphics Features - Lumen - Mar 5, 2019

The reflected Sky material looks blurry and low res when set to unlit, however setting the material to Default Lit has the correct reflection. Even though the reflection is correct the lighting brea ...

Restart playback after pause at end skips forward

UE - Anim - Sequencer - Sep 12, 2019

[Link Removed] ...

Can not find abstract class in actor class dropdown list in GetAllActorsOfClass node

UE - Gameplay - Blueprint - Dec 15, 2020

The behavior of non-variable class pins has changed in 4.26 where abstract classes like AInfo are being excluded from class pickers for general utility functions like GetAllActorsOfClass. This is no ...

IPhonePackger re-signs app with old signature format that makes users get the warning popup on iOS

UE - Platform - Mobile - Jan 27, 2021

Apple forces developers to code sign an app using the latest code signature format and IPP needs to support it. a related link: [Link Removed] ...

[Impulse Response] - Opening an Impulse Response asset throws errors in the Output Log

UE - Audio - Nov 4, 2022

Errors are appearing in the log when opening an Impulse Response asset type. This does not occur in Release-5.0 and is a regression. Note: The IR appears to still work normally as part of a Submix E ...

[CrashReport] Assertion failed: bIsRoutingPostCompilation == false [File:D:\build\++UE5\Sync\Engine\Source\Runtime\Engine\Private\TextureCompiler.cpp] [Line: 245]

UE - Texture - Jul 25, 2023

Made From CrashReporter To remain Glitter compliant logs can not be linked from Crash Reporter. Should you need logs you will have to get them from Crash Report. ...

UI Flickers in Packaged Movie Render Queue builds

UE - Anim - Sequencer - MRQ - Jul 26, 2024

Error when exporting large model to FBX binary

RC - Editor - Sep 16, 2024

It's happening when exported models have over 150 million triangles. Project: [Link Removed]  Note: Reported in the Elite Slack channel. ...

Some features have not yet been supported when using AmbientCubemap as IBL

UE - Graphics Features - Mar 26, 2025

Translucent materials do not receive specular highlights and reflections from Ambient Cubemaps set in Post-Process settings. There is a pass"InjectTranslucencyLightingVolumeAmbientCubemap" that sho ...