Clicking on object causes EndInputTouch to fire on the press instead of the release

UE - Editor - UI Systems - Slate - Sep 18, 2018

When clicking on an object EndInputTouch sometimes fires on the press instead of the release. This was not an issue in 4.19.2 (CL-4033788) and is a regression. However the functionality doesn't appe ...

"Fill Data Table from CSV File" crashes packaged project.

Tools - Sep 18, 2018

Using "Fill Data Table from CSV File" node in packaged project crashes instantly.  User acknowledges that they are misusing this node and requests that limitations are documented. (Editor only Tool ...

Prevent LevelScriptActor destruction from actor channel close

UE - Networking - Sep 18, 2018

LevelScriptActor can be destroyed from a channel close on the client before the associated level is removed from the world, which prevents proper cleanup of the network driver. We should look into ...

Importing a Landscape Layer with World Composition Enabled is Taking All Available Memory

UE - LD & Modeling - Terrain - Landscape - Sep 18, 2018

When importing layer information to a landscape the engine will freeze and consume all available memory. Unable to test in 4.19 due to provided project being made in 4.20. I have attached a log from ...

ForLoop used inside BP Function Library always returns 0 index when used in a Construction Script

UE - Gameplay - Sep 18, 2018

Using a For Loop inside of a Blueprint Function or Function Library will always return index 0 when used in the Construction Script. This was reported and tested in 4.19.2 (CL-4033788). This was r ...

Anim Notify blueprints are included in packages when not referenced

UE - Foundation - Core - Cooker - Sep 17, 2018

Anim Notify Blueprints are included in Packaged builds of the editor even if they are not referenced. This does not occur with other Blueprint classes, such as Actor, although it may with some other ...

Navigating the Editor on Linux with a Wacom Tablet is difficult

UE - Platform - Linux - Sep 17, 2018

Movement is quite sporadic and jumpy when using a Wacom Tablet to navigate the Editor on Linux. The Editor pans and zooms in and out really quickly with the slightest of movements. This was report ...

Post Process Volume Priority Doesn't Affect Post Process Materials

UE - Graphics Features - Sep 17, 2018

Post process volume priority doesn't affect post process materials. Found in 4.19 CL# 4033788, 4.20 CL# 4302132, and 4.21 CL# 4369303 ...

Hot Reload triggers Ensure after default value of a property in a component included in an Actor class is changed

UE - Foundation - Cpp Tools - Hot Reload - Sep 13, 2018

Performing a Hot Reload after changing the default value of a property in an ActorComponent that is included in an Actor class triggers an ensure if a Blueprint has been created from that Actor clas ...

Using 'Set Input Mode to Game and UI' and enabling 'Use Mouse for Touch' causes the Mouse to appear in different positions

Tools - Sep 13, 2018

When using 'Set Input Mode to Game and UI' and enabling 'Use Mouse for Touch' this causes the Mouse to appear in different positions and change the direction the camera is facing. This is a regressi ...