Attempting to compile an editor plugin that spawns an instance of ACullDistanceVolume causes a linker error

UE - Gameplay - Aug 9, 2018

A linker error is encountered if an Editor plugin spawns an ACullDistanceVolume instance. This is caused by neither having ENGINE_API or MinimalAPI specified in its UCLASS macro. Regression?: No Th ...

InputTouch not listed alongside other input events in 'My Blueprint' panel

UE - Gameplay - Blueprint - Aug 9, 2018

InputTouch is not listed with other events/inputs when added to a BP Graph. ...

Physics replication is not working correctly and clients receive different results

UE - Simulation - Physics - Aug 9, 2018

Physics replication is not working properly. The replicated physics are different than what is on the server. The user who reported this issue pointed out this line as well which seems to not do any ...

Using a Sub Anim Instance causes a "Sub Instance Loop" Compile Error

OLD - Anim - Aug 7, 2018

Using a Sub Anim Instance causes a sub instance loop error when referencing another Animation Blueprint. This is a regression from 4.19.2 (CL-4033788) as it complied without error. This issue was r ...

Assert running Datasmith from Blutility via a Commandlet

UE - Editor - Content Pipeline - Datasmith - Importer - Aug 6, 2018

Launching the Editor/Datasmith from Blutility via a Commandlet that is importing a .stp file causes the Editor to not launch with an assert.  ...

Scene Capture Component "SetShowOnlyActors" no longer exposed to Blueprints

Tools - Aug 6, 2018

SetShowOnlyActors of category Scene Capture Component is no longer exposed to Blueprints. Also missing in Main CL# 4247867 ...

HISM(Hierarchical instance static mesh) has lightmap problem after building lighting

UE - Graphics Features - Aug 5, 2018

HISM has lightmap issues after build lighting ...

Hierarchical Instanced Static Mesh Component Doesn't Update Instance Transforms In Standalone Window and In Packaged Game.

UE - World Creation - Worldbuilding Tools - Foliage - Aug 4, 2018

The Hierarchical Instanced Static Mesh Component doesn't update instance transforms in Standalone window and in Packaged game. Working as expected in 4.19 CL# 4033788 Found in 4.21 CL# 4233996 and ...

Project Launcher does not include Prereqs. Ignores Include Preqeq setting and the -prereqs argument

UE - Foundation - Cpp Tools - Aug 3, 2018

When using the Project Launcher to package a project, the Include Prerequisites setting is ignored. Attempting to add the -prereqs command to the arguments also does not include these, which is what ...

Set Range Animations imported from 60Hz frametime is halved

Tools - Aug 3, 2018

Reported by a licensee on UDN, this bug is fallout from the fix made for the following Jira:[Link Removed] - Fbx importer: animation range import is broken when importing 60Hz anim The attached ass ...