Failed to build in Github UE4.27.0.

UE - Runtime - Simulation - Aug 30, 2021

Failed to build UE4.27.0 with Win64/Development Editor.  Can avoid this error that excluding the project from build configuration. (Solution UE4->Properties->Configuration Properties->Configuratio ...

Staging DLC is reportedly broken

UE - Foundation - Cpp Tools - Automation Tool - Dec 16, 2015

According to a licensee, StageFiles() is called with ExcludeWildcard that contains a directory name ("Engine/*") and bRecursive=true when building DLC. This is not supported by Directory.GetFiles(). ...

Inconsistent documentation on how to use AsyncTasks

UE - Foundation - Core - Dec 16, 2014

The documentation found here may be out of date:https://docs.unrealengine.com/latest/INT/API/Runtime/Core/Async/FAsyncTask/index.html From Lauren R: "Looking at P4, that example code is mostly from ...

Jittering effect with Physics Constraint Actor using Linear Limits

UE - Simulation - Physics - Mar 26, 2018

Jittering effect with Physics Constraint Actor using Linear Limits. This only seems to affect the Physics Constraint Actor from the Modes panel, with the static mesh starts near the physics constrai ...

Crash when setting Project to only use Windows and DX11 with texture compression as BC7

UE - Graphics Features - Jan 11, 2016

When user sets their texture compression to BC7 while the project settings are set for Platform to only be Windows and use only DX11 this will cause any textures with this set to cause a crash when ...

AR Utilities plugin requirement missing from 5.3 documentation

Docs - Sep 25, 2023

Setting Up a New AR Project page for 5.3 is missing important information about including the AR Utilities plugin. https://docs.unrealengine.com/5.3/en-US/setting-up-a-new-ar-project-in-unreal-en ...

Lumen tile classification flicker

UE - Rendering - Graphics Features - Lumen - Apr 19, 2023

While we suggest using screenpercentage at 25%, it is visible at higher percentages. Video showing the flickering:https://udn.unrealengine.com/s/contentdocument/0694z00000Qw4jPAAR ...

Launch Game Crash with None Distribution Method in Cascade

UE - Graphics Features - Jun 24, 2015

When you set the Distribution method to NONE in an initial Mesh Rotation Module of Cascade, cook the content for windows and then Launch for windows (or other non-editor device), the launched game w ...

Outside of AnimBP's, Animation Sequences with negative Rate Scales do not animate

OLD - Anim - Mar 20, 2015

Animation Sequences with negative Rate Scales do not play outside of using them in Animation Blueprints...unless they are looping. UPDATE: A negative rate scale value also breaks Anim Montages. ht ...

Code classes that include a CableComponent cannot be built in Visual Studio without making a modification to the CableComponent.h file in source code.

UE - Gameplay - May 14, 2015

Adding a cable component to a custom code class will result in a build failure in Visual Studio unless the Cable Component's source code is modified to include CABLECOMPONENT_API. ANSWERHUB:https:/ ...