Assertion thrown when selecting the Input Preview arrow within a collapsed node within the Material Graph

UE - Rendering Architecture - Materials - Jun 6, 2022

This is a regression testing in //UE4/Release-5.0 CL#18319896 Assertion thrown when selecting the Input Preview arrow within a collapsed node within the Material Graph. ...

Collapsing an Event with 1 connected node and 1 unconnected node to a function results in Both nodes being connected in the function

UE - Framework - Blueprint - Oct 26, 2022

This is not a regression tested in //UE5/Release-5.0 CL22491701 Collapsing an Event with 1 connected node and 1 unconnected node to a function results in Both nodes being connected in the function ...

Collab Viewer Template menu does not function properly in VR Preview

UE - Platform - XR - Dec 9, 2022

Regression: Tested this issue in Release-5.0, this issue did not occur so regression is yes There are chances that the menu will disappear as if functioning properly, but it locks out all control f ...

shared texture sampler doesn't work in mobile

UE - Platform - Mobile - Jan 5, 2023

In mobile preview or android device in 5.1 release, M_SharedTexture_Inst material does not render properly due to exceeded sampler slot limit. there was no problem in 5.0.3 ...

Cannot Delete Landscape with World Partition enabled

UE - Graphics Tools - Terrain - Landscape - Jan 12, 2023

If you delete all the LandscapeStreamingProxies under the landscape object the parent landscape object can be deleted. Not a regression checked in Version: 5.1.0-23058290+++UE5+Release-5.1 ...

Water body constructor dirties actor

UE - Graphics Tools - Terrain - Water - May 29, 2024

Modify gets called from AWaterBody constructor: WaterSplineMetadata->Reset(3); WaterSplineMetadata->AddPoint(0.0f); WaterSplineMetadata->AddPoint(1.0f); WaterSplineMetadata->AddPoint ...

Decals are corrupted when VRS is enabled on some console platforms, and possibly PC

UE - Platform - Console - Rendering - Oct 1, 2024

Blocky artifacts and flickering are sometimes visible when using VRS and decals. Setting r.VRS.Decals=0 removes the flickering. See Additional Info URL for details. ...

[MetaSounds] - Trigger on Threshold node Crashes editor on play when using literal value for threshold

UE - Audio - MetaSounds - Mar 15, 2022

Editor crashes when Trigger on Threshold node is hooked up in a Metasound graph and played using a threshold value defined on the node. If you use an Input node for the Threshold value, the crash do ...

Crash In Material Editor When Previewing A Node

UE - Graphics Features - Nov 3, 2016

When previewing a blank texture sampler in the material editor while the HLSL window is open, you can assign a texture to the texture sampler and crash the engine. ...

Commandlet Exits With Code -1073741819 and Exception FPlatformMisc::RequestExitWithStatus(1, 3, WindowsPlatformCrashContext.EngineUnhandledExceptionFilter)Engine exit requested (reason: Win RequestExit; note: exit was already requested)

UE - Foundation - Apr 9, 2025

When a commandlet is run it successfully completes but does not terminate the engine correctly. It appears that multiple requests are made to terminate the engine process these subsequent engine ter ...