Descriptions in Material delay before displaying

UE - Rendering Architecture - Materials - Apr 27, 2017

Descriptions in the Material Editor delay before displaying. After pressing Enter after typing in a description, the description does not appear. There are several ways to get the description to app ...

Collapsed graph name is displayed next to local variables instead of the function name the local variable is within

UE - Gameplay - Blueprint Editor - Apr 28, 2017

When working within a collapsed graph, the Local Variables section of the Blueprint tab displays the name of the collapsed graph instead of the name of the function the Local Variables (and collapse ...

Crash when applying a LandscapeVisibilityMask material to a Landscape's material slot

UE - LD & Modeling - Terrain - Landscape - Apr 28, 2017

Crash that occurs when applying a masked material (with LandscapeLayerBlend and LandscapeVisibilityMask) to a Landscape's material slot. This is a regression: broken in 4.16.0 CL 3405315 worked in ...

Indirect Lighting Cache causes Flickering on Skeletal Meshes

UE - Graphics Features - Apr 30, 2017

Indirect Lighting Cache is causing the Indirect Lighting for Skeletal Meshes to flicker. I have attempted both ILCQ Volume and Point cache qualities, and it seems Point produces the most exaggerate ...

GUID property is not fully generated for a component added to a Blueprint in the Editor

UE - Gameplay - Blueprint - May 1, 2017

If a component contains a GUID property, and that component is added to a Blueprint in the Editor, that property is not fully generated for instances of the Blueprint. Only the first part of the GUI ...

Min Lightmap Resolution Doesn't Influence Padding

UE - Graphics Features - May 2, 2017

According to [Link Removed] Min Lightmap Resolution controls padding values. In this test project it doesn't appear to be doing that for AO. ...

Widget interaction component appears fail when moving at high speeds

UE - Editor - UI Systems - May 4, 2017

Widget interaction component appears fail when moving at high speeds In this example: The user cannot click button that require the widget interaction component to become perpendicular to the cur ...

Crash reimporting a skeletal mesh with less Material IDs than on first import

NOTE: Does not occur in 4.16, entered this to find a fix for licensee to integrate. Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 633] Array index out o ...

Mesh Decal Material Influced By Emissive In Shader Complexity View Mode

UE - Graphics Features - May 4, 2017

The emissive value influences how a mesh decal material appears in the shader complexity view mode. The value of 1 will register as white and .5 is pink. ...

Subsequent packaging attempts fail when packaging with Chunks, Nativization, Full Rebuild and For Distribution enabled

UE - Foundation - Cpp Tools - Automation Tool - May 4, 2017

Subsequent packaging attempts when Generate Chunks, Blueprint Nativization, Full Rebuild, and For Distribution are enabled will fail. The error that appears states that the AutomationTool log file i ...