Auto Compute LOD Distance doesn't properly change screen sizes

UE - Graphics Features - Jun 12, 2018

Auto Compute LOD Distance doesn't properly change screen sizes. The screen size for each LOD will be exactly the same regardless of the mesh you use with generated LODs. Working as expected in 4.19 ...

When "Support Material Layers" is Enabled Material Instance Parameter Values Reset to Default Value When Override is Unchecked

UE - Graphics Features - Jul 14, 2018

If "Support Material Layers" is enabled, every time you uncheck an overridden parameter box in a material instance the value of that parameter will reset to its parent's default value instead of sta ...

r.SupportPointLightWholeSceneShadows Set to False Causes Crash When Trying to Place a PointLight

UE - Graphics Features - Jul 25, 2018

If you disable Support PointLightWholeSceneShadows and try to place a point light in a level the editor will crash.  Current work around is put shadows to low from engine scalability settings. Wor ...

Temporal AA and Motion Blur Does Not Work on Manually Animated Bones

OLD - Anim - Jul 30, 2018

Manually animated bones of skeletal meshes do not correctly work with temporal AA and motion blur even if "Per Bone Motion Blur" is enabled. Found in 4.20 CL# 4233996 and 4.21 CL# 4234136 Unable t ...

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 ...

Setting a console variable interacts with window state

When the game window is set to be windowed and maximized, setting a console variable changes the window's state from being maximized to its default size.  This is a regression as it is working as e ...

UMG Drag and Drop stops working in a Packaged or Standalone Game

UE - Editor - UI Systems - Aug 20, 2018

Drag and drop operations just become broken on packaged builds or launching stand-alone, despite working inside the Editor (PIE). This is a regression from 4.19.2 (CL-4033788). This issue was repor ...

EQS Context modifications Crashes Editor

UE - Gameplay - Aug 29, 2018

Making changes to the EQS Context and moving the Testing Pawn, the Editor crashes. When reopening the Editor, the context is set and the query does generate from that actor/location. This issue was ...

Logs containing UTF-8 characters don't appear in CMD/Terminal on Linux

UE - Platform - Linux - Sep 5, 2018

If a log message contains UTF-8 characters like "ő" or any Russian one ("л") it won't be printed to cmd or terminal but it will be printed to the log file. This is a regression from 4.19.2 (CL-40337 ...

Blueprint Structure Tooltip Edits Get Discarded

UE - Gameplay - Sep 12, 2018

Blueprint Structure tooltip edits get discarded. Current workaround is to make a secondary change that is not needed along with the desired change, Then edit it again to remove the secondary change. ...