Failed to build in Github UE4.27.0.

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The documentation found here may be out of date:https://docs.unrealengine.com/latest/INT/API/Runtime/Core/Async/FAsyncTask/index.html From Lauren R: "Looking at P4, that example code is mostly from ...

Asset selection menu tooltips can overlap the dropdown menu

Tools - May 23, 2016

Asset selection menu tooltips can overlap the dropdown menu. It is using the Content Browser tooltips, which attempt to go down and to the right of the menu. However, if the menu is close enough t ...

Additive BSP Selections Acting Grouped after Building Geometry

UE - LD & Modeling - Modeling Tools - BSP - Sep 14, 2016

After building geometry with multiple box brushes stacked on top of one another, the selection no longer isolates a single brush but acts like all of the brushes are combined. This issue can be res ...

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:/ ...

Hot Reload Crash involving variables in USTRUCTs

UE - Foundation - Cpp Tools - Hot Reload - Sep 1, 2016

This issue was created for this UDN post: https://udn.unrealengine.com/questions/306933/hotreload-crashbad-behavior-when-addingremoving-pa.html This repro is based off his last repro, cutting it do ...

Mesh Distance Field Artifacts on Older GPUs

UE - Graphics Features - Mar 14, 2018

Mesh Distance Field quality varies greatly depending on GPU. Per UDN Licensee: On the GTX 670 machines we can see a very blocky, low-res result that behaves in weird ways when moving around the le ...

Segment to Segment Navigation links not usable/working

UE - AI - Dec 3, 2015

A licensee asked about SegmentLinks not working. These were apparently disabled because they were buggy and are waiting to be fixed, but not currently being worked on. Adding this to JIRA since ther ...