SceneTexture:WorldNormal causes decal to ignore Emissive Color

UE - Rendering - Architecture - Materials - Mar 11, 2022

SceneTexture:WorldNormal causes decal to ignore Emissive Color.  ...

[CrashReport] Linux crash - llvm::TargetLowering::LowerCallTo()

UE - Platform - Linux - Jul 20, 2017

This is a common Linux crash in 4.16.2. ...

Physics simulation shows strange behavior with specific skeletal mesh configurations

UE - Simulation - Physics - Mar 3, 2017

PhAT is inconsistent on when it does and doesn't apply scale to Constraint positions. This leads to cases where the positions provided create constraints that may not work when the Preview Skeletal ...

Sessions Frontend crash when launching the "renderer" automation section without ray tracing enabled

UE - Rendering - Features - Jul 7, 2022

Looks like we only need a way to disable the usage of these tests from running if ray tracing is disabled as they are ray tracing only tests. ...

Unstable automation tests in "Standard Tests" list.

UE - Rendering - Architecture - Feb 20, 2026

The two following automation tests found in the "Standard Tests" list hit exceptions & cause the editor to crash:System->Physics->Interface->BodyInstanceShaders->ShaderPreprocessor->BuiltInMacros ...

Linux crashes in the Project Browser without using the -nocef command

UE - Platform - Linux - Feb 22, 2022

When opening Unreal Editor on Linux, the Project Browser opens but is completely unresponsive. Shortly afterwards the editor will crash. If you use the -nocef command when opening the Editor, everyt ...

AEditorFunctionalTest causes assert in WP map

UE - Engine Scaling - Streaming - World Partition - May 9, 2022

"Assertion failed: Pair != nullptr " when trying to create a basic test with AEditorFunctionalTest in a WP map. ...

Android Projects packaged for arm64 crash on device.

UE - Platform - Mobile - Aug 9, 2016

This issue was discovered while smoke testing Release 4.13 for Preview 2. ...