On project upgrade, SubImageIndex breaks until you re-assign SubUV Animation

UE - Graphics Features - Jun 20, 2016

On project upgrade, SubImageIndex breaks until you re-assign SubUV Animation Attached project is a 4.11 project, you'll need to Open a Copy in 4.12 or 4.13 ...

Investigate crash with replication nested ever changing attachments

UE - Networking - May 7, 2024

There seems to be an issue with replicated attachments ending up causing cyclical setups resulting in crash on clients. It was reported for 5.2 but even after patching up code it seems to occur. ...

SphereCast_GlobalDistanceField does not compile

UE - Niagara - Mar 3, 2021

The sphere cast module has some custom HLSL that calls QueryMeshDistanceFieldGPU, the signature for the function changed, but the HLSL wasn't updated to match so it fails to compile.  ...

Editor Crash When Using FRequestPlaySessionParams GlobalMapOverride To Load World Partition Map

UE - World Creation - Worldbuilding Tools - Data Layers - Dec 6, 2024

The licensee has been using a custom CVAR to launch directly into PIE for a world partition level. Since updating to 5.4, this now causes an editor crash. The main factor appears to be whether or no ...

AimOffset and Blenspace graphs causing crash for some users

OLD - Anim - Mar 30, 2015

Users are experiencing crashes when using the AimOffset and Blendspace graphs. I am unable to reproduce this locally, but judging by the Bugg in crash reporter, this is not an isolated incident. [ ...

KiteDemo: DestroyActor Warning when Saving - Height_x3_y2_C_1

UE - World Creation - Worldbuilding Tools - World Composition - May 4, 2017

While testing in KiteDemo - //UE4/Release-4.16 CL 3420042 in Binary – When the editor autosaved I noticed a warning occurred in the output log. – Issue occurs during any Save operation. User can use ...

[Soundfield Submix] - Editor crashes when PIE using a Soundfield Submix

UE - Audio - Submixes - Nov 16, 2022

Editor crashes when using a Soundfield Submix with any encoding setting (Unreal, Oculus, Resonance). Assertion failed: IsSoundfieldSubmix() && SoundfieldStreams.Settings.IsValid() [File:D:\build\++U ...

Compilation error in Mac editor builds when adding UWorld::IsStreamingLevelBeingConsidered function

UE - World Creation - Worldbuilding Tools - Jun 30, 2023

This code passes the build when compiled using the windows editor (Visual Studio), but fails when compiled using the mac editor (XCode). Adding ENGINE_API to struct FStreamingLevelsToConsider and ex ...

Calling r.DistanceFieldAO command does not work in Shipping Game

UE - Graphics Features - Mar 24, 2015

Calling the r.DistanceFieldAO command does not work in Shipping Game. It is being called from inside the level blueprint with the "Execute Console Command" node. In the example projects I have it ...

Source Control Submitting via the engine does not accurately check for current Asset status

Tools - May 15, 2015

Licensee has found that when using the submit to source control option in the editor, assets which are deleted to a submitted changelist via the engine are re-uploaded when a person immediately uplo ...