PublicIncludePaths array in a 4.20 plugin looks for the include path in relation to the Engine instead of the plugin

UE - Foundation - Cpp Tools - UnrealBuildTool - Jul 23, 2018

A plugin created in 4.19 automatically includes an entry for the plugin's Public directory in the PublicIncludePaths array in the Plugin.Build.cs file. Plugins created in 4.20 no longer automaticall ...

Can't import FBX animations

Tools - Jul 23, 2018

When importing Animation FBX files into 4.20 the following error is received: "Failure to Import - Mesh contains root bone as root but animation doesn't contain the root track." The importing proce ...

An event with Soft Class Reference as an input that is not set causes package to fail with Nativization

UE - Gameplay - Blueprint - Jul 25, 2018

Having a custom event with an empty Soft Class Reference as an input causes packaging to fail if nativization is enabled as the event nativizes with a const TSoftClassPtr<>& and the compiler cannot ...

[Feature Request] SpaceMouse Support

Tools - Jul 26, 2018

Support for 3Dconnexion SpaceMouse in the Editor. ...

Multiple variable categories with different spacing created in BP editor

UE - Gameplay - Blueprint Editor - Aug 24, 2015

Dragging variables to a category in the BP editor creates a new category based on the display name. If you create a category "TestCategory" then dra a variable to that category, it will create a new ...

Replicated Movement doesn't replicate itself to all clients on Dedicated Server

UE - Simulation - Physics - Jul 31, 2018

This is a regression from 4.19.2 (CL-4033788). The pawns aren't replicating their own movement on their clients, but they are replicating on the clients of other pawns. This was reported and teste ...

Copy/paste or Duplicate a spawnable doesn't work

UE - Anim - Sequencer - Jul 30, 2018

Light Propagation Volumes Not Affected by Emissive Area Light

UE - Graphics Features - Aug 1, 2018

The light propagation volume is not affected by a material with emissive area light enabled. Found in 4.19 CL# 4033788, 4.20 CL# 4233996, 4.21 CL# 4246589 ...

SetActorEnableCollision doesn't correctly update InstancedStaticMeshComponents

UE - Simulation - Physics - Aug 3, 2018

InstancedStaticMeshComponent is not properly updated when Actor enabled collision changes. ...

Actor Component Replication Not Working on Dynamically Spawned Components in Blueprint

UE - Networking - Aug 7, 2018

Actor components that are spawned dynamically through Blueprint are not being properly replicated to the client.  Found in 4.20 CL# 4233996 and reproduced in 4.21 Main CL# 4258917 Unable to test i ...