GameplayTagContainers can cause a crash in packaged builds when Event Driven Loading is enabled

UE - Gameplay - Dec 15, 2017

A user has reported that using a GameplayTagContainer can cause a packaged build to crash when EDL is enabled in certain cases. In this case, if the base C++ class that includes this GameplayTagCont ...

Sound Wave Actions Menu Closes Automatically When Changed to Columns View

Tools - Dec 15, 2017

After changing the view to columns (by going through Right click < Create Dialogue < View Options < Columns) the Sound Wave Action menu will close out automatically before any options can be selecte ...

Using the Set Position in Viewport changes anchor values to 0

UE - Editor - UI Systems - Dec 15, 2017

When Using the "Set Position in Viewport" it changes anchor values of a widget to 0. This node seems like this should not be changing the anchor values, but it is unsure if this is intended behavior ...

Compile warning/error in the FUpdateCollisionResponseHelper destructor

UE - Simulation - Physics - Dec 15, 2017

It has been reported that when building with Visual Studio 2017 version 15.5.1, a warning/compile error is shown in BodyInstanceCustomization.cpp: warning C4287: '<': unsigned/negative constant mism ...

[CrashReport] UE4Editor_ShaderCore!BuildShaderFileToUniformBufferMap() [shadercore.cpp:750]

UE - Graphics Features - Dec 15, 2017

User comment:enabled composure and i get a hard-crash now Not seeing any vanilla builds in crash report, looks like source builds. ...

Nvidia In-Game Overlay causing FPS Issues

UE - Graphics Features - Dec 14, 2017

When the Nvidia In-game overlay is enabled it appears to cause performance issues with the editor. If the editor is open before the overlay is enabled it does not seem to cause any issues. I stumble ...

[CrashReport] UE4Editor_AIModule!FEnvQueryInstance::PrepareContext() [envqueryinstance.cpp:128]

UE - AI - Dec 14, 2017

Comment from user:Moving EQS Testing pawn with live update ...

Points on a FRuntimeFloatCurve in an instance of a Blueprint that inherits the curve from its parent are reset when reloading the level it is in.

UE - Gameplay - Dec 14, 2017

In this situation, a FRuntimeFloatCurve UPROPERTY is stored in an Actor Component called CurveComponent. A Blueprint of MyActor (A subclass of AActor) is created and the CurveComponent is added to t ...

Successive Play in VR sessions are causing Editor hangs on Oculus when "Run Dedicated Server" is enabled

UE - Platform - XR - Dec 13, 2017

when playing in VR Preview with Run Dedicated Server enabled, successive PiVR sessions are causing extreme editor hangs, up to ~30 seconds This appears to be exclusive to VR ...