Child Actors do not replicate to clients when running project with "-game" command

UE - Networking - Aug 7, 2018

Child Actors do not replicated properly to clients when running a project using the "-game" commandline argument. This does functionality does work properly in PIE and in a cooked build however. Re ...

Auto Wrap Text boolean check appear twice in the Text Block widget element

UE - Editor - UI Systems - Aug 10, 2018

The Auto Wrap Text property in the Text Block widget element appears twice in the Details Panel. Tested in 4.19.2 (CL- 4033788), 4.20.1 (CL - 4239966),  4.21 (CL - 4275031) ...

"No value will be returned by reference" when calling Event Dispatcher with an Array

UE - Gameplay - Aug 14, 2018

When creating an Event Dispatcher that sends an array, a blue Note shows up on the bottom of the Call node stating that "No value will be returned by reference". This is a similar issue to [Link Rem ...

Incorrect native code generation when Blueprint nativization is enabled for objects instanced through the editor and assigned to an instanced object reference property on the CDO

UE - Gameplay - Blueprint - Aug 14, 2018

When converting a Blueprint class to native C++ code, we're not currently distinguishing between an instanced default subobject assigned to an instanced object reference property within the CDO that ...

[Feature Request] Export all Editor preferences

Tools - Aug 20, 2018

Add the functionality to export all of the editor preferences at once. ...

Crash When Loading a SubLevel With HierarchicalInstancedStaticMeshComponent and SphereReflectionCapture via the Levels Window

UE - Graphics Features - Aug 30, 2018

The editor crashes when loading a SubLevel with HierarchicalInstancedStaticMeshComponent and SphereReflectionCapture via the levels window. Working as expected in 4.19 CL# 4033788 Found in 4.20 CL# ...

UAbilityTask Out parameters are not parsed properly

UE - Gameplay - Blueprint Editor - Aug 30, 2018

A licensee has reported that when creating an Ability Task through a C++ class, the Out parameters for the task do not parse properly. Regression?: No This occurred in 4.19 as well ...

Landscape Hole Error in checked PhysX builds

UE - Simulation - Physics - Sep 4, 2018

When using checked PhysX builds, landscapes with holes generate errors when they shouldn't. ...

IsTraceHandleValid with default FTraceHandles has unexpected behavior on the first frame

UE - Simulation - Physics - Sep 18, 2018

Because both FWorldAsyncTraceState's CurrentFrame and FTraceHandle are default initialized to 0, on the first frame, if a new Asnc Trace starts all default FTraceHandles will reference the same (now ...

InstallVisualizers.bat does not install debug Visualizers for Visual Studio 2017

UE - Foundation - Core - Sep 24, 2018

The InstallVisualizers.bat file for 4.20 does not include a way to install the Visualizers for Visual Studio 2017. With Visual Studio 2017 now the default Windows IDE for the Engine, it may be helpf ...