Depth of fields behavior when Focus Method is None

Rendering - Features Teams - Feb 25, 2020

Licensee reports that Depth of fields behavior when Focus Method is None is incorrect. If None, override flag is disabled and default value seems to be used.[Image Removed] ...

Unable to Import Alembic Files in UE4

Tools - Import - Feb 25, 2020

We have written a plugin for UE4 that allows Unreal users to import and set up Megascans assets into Unreal Engine. Recently we added Alembic files to our assets and also updated all our plugins to ...

Unable to Select Item from list in blueprints under certain conditions

Tools - Slate - Feb 25, 2020

[Image Removed]  This happens with not only enums, but any combo box. Another example is the "Create Event" where you can select a matching function. This is a problem with how this slate widget ...

Null Redirector For Main Game Level Is Packaged Without Error After Fixing Redirector

Tools - Feb 24, 2020

After moving a level into a folder and fixing the redirectors (right click in content browser) the project will package a Null reference without throwing an error. This will let you create a project ...

Volumetric Lightmaps Persist When Opening Different Level

Tools - Feb 24, 2020

When moving between levels with built lighting volumetric light maps persists between levels. Workaround: Load the same level twice. Found in 4.24.2 CL#11100242 Reproduced in 4.26 Main CL#11574810 ...

The base color of a material in unlit mode changes when specular amount is above 0.0

Rendering - Features Teams - Feb 24, 2020

Material's RGB base color values are changed in Unlit mode when specular is greater than 0.  User repro video:  [Link Removed] Tested in: 4.23.1 CL#9631420, 4.25 CL#11574810 ...

World Space Transparent Widgets Have Motion Blur

Tools - UMG - Feb 24, 2020

When a world space widget has their blend mode set to transparent they look blurry in motion. The effect is more pronounced when the camera rotates instead of when it is translated. Found in 4.24.2 ...

Merging actors with two-sided materials produces incorrect results

Tools - Merge Actor - Feb 24, 2020

Merging two actors using a two-sided material produce incorrect results. Notes: Tested with "Allow two-sided material" on and off, the same result is produced. The same issue can be seen when ge ...

UGameplayTagsManager::OnLastChanceToAddNativeTags initialization order problem with UGameplayCueManager

Gameplay - Feb 21, 2020

OnLastChanceToAddNativeTags is called after the call to UAbilitySystemGlobals::Get().InitGlobalData(), so native tags fail to make gameplay cue associations.  ...

SteamVR turns off vsync globally

XR - Feb 21, 2020

Additional Info From User: Result: Vsync will get turned off by FSteamVRHMD::Startup() setting a global console variable, regardless of your project configuration. Expected: Vsync is only deacti ...