Invalidation panel content in a widget component can become misaligned if Cache Relative Transforms is enabled

UE - Editor - UI Systems - Feb 14, 2017

When Cache Relative Transforms is enabled, panel content sometimes appears to update a frame late. This can cause the panel content to render outside of the panel. ...

Crash adding component to landscape

UE - LD & Modeling - Terrain - Landscape - Feb 13, 2017

REGRESSION Yes, does not occur in 4.15. Editor crashes when the user adds a component to their landscape. ...

Dark Artifacts Appear On Meshes With "Use As Occluder" After Enabling DBuffer Decals

UE - Graphics Features - Feb 13, 2017

Objects set to "us as occluder" will create dark artifacts from certain view angles. For this to occur "DBuffer Decals" need to be enabled in the project settings. The licensee has noted that addi ...

Crash Re-Importing animation with Additive Layer Tracks after adding a bone to the hierarchy

OLD - Anim - Feb 13, 2017

Error message: Assertion failed: (Index >= 0) & (Index < ArrayNum) [Link Removed] [Line: 633] Array index out of bounds: 68 from an array of size 68 Source Context: 733 734 Extrac ...

Scene Depth appears to return zero on iOS

UE - Platform - Mobile - Feb 13, 2017

Scene Depth appears to return zero on iOS. In this test the material applied to an image does not appear to lerp between 0 and 1 for the various objects in the scene, implying that the Scene depth ...

Incorrect physics interaction on rotated meshes using Complex as Simple collision

OLD - Anim - Feb 13, 2017

Incorrect physics interaction on rotated meshes using Complex as Simple collision. *This is a regression Working in 4.13.2-3172292 Not working in 4.14.3-3249277* User Description: When we updat ...

Crash in anim blueprint when dragging animation asset over commented space in graph

OLD - Anim - Feb 13, 2017

REGRESSION: Yes, does not occur in 4.14.3 Crash occurs when the user drags an animation asset into a commented area in the Anim Graph. This crash doesn't occur if the user right-clicks inside a co ...

Unable To Add More Than One Element To Default Values For Maps In Blueprint

UE - Gameplay - Blueprint - Feb 13, 2017

When adding new elements to a Map in blueprints it will return the error "Cannot add a new key to the map while a key with the default value exists". This is because it currently won't increment the ...

Bones not listed in Connected Bones dropdown

OLD - Anim - Feb 13, 2017

REGRESSION: Yes, does not occur in 4.15. In Persona, no bones appear in the Connected Bones dropdown. Also occurs in Main CL 3298251. ...

Crash when splitting up output of collapsed node

UE - Gameplay - Blueprint Compiler - Feb 13, 2017

A crash occurs when splitting the pin of a collapsed vector node that was connected via a vector connection. This issue is very similar to [Link Removed] however, the callstacks are different so I ...