Particle light flickering with certain Post Process Settings

Rendering - May 23, 2016

Particle lights cause flickering when using either FXAA or no AA, but turns into black squares on the screen when you enable Gaussian Blur Regression: Yes, does not occur in 4.10 ...

Crash after Compiling Shaders for Imported SpeedTree Assets with Default Settings

Platform - Mac - Jun 15, 2016

A crash occurs when importing any SpeedTree asset with the default import settings. The user reporting the issue says "the crash occurs if I have import WIND AND SMOOTH LOD checked like the default ...

2DAimOffset mesh skews across viewport when anim sequence is added to offest graph

Anim - Aug 5, 2016

When adding an animation sequence to a 2D Aim Offset, Owen's skeleton stretches and skews all over the viewport. Appears to be similar in process to https://jira.ol.epicgames.net/browse/UE-5111, bu ...

Compile errors when building full solution for Development Win64

DevTools - UnrealBuildTool - Sep 29, 2015

Per email conversation, entering this in as a single bug ...

Material Compile Error [SM5]

Rendering - Jun 8, 2016

There is an material compile error when using a TexCoord node shared between two Texture samples. The user provided a number of ways to work around the issue, but this issue becomes more problemati ...

Vertex Painting changes collision complexity if the asset is saved while vertex painting

Tools - May 12, 2016

Vertex Painting changes collision complexity if the asset is saved while vertex painting. The collision change is set to "Use Complex Collision as Simple". If this is intended functionality there sh ...

Moving child component in child blueprint forces parent to become dirty

Gameplay - Blueprint - May 9, 2016

Moving a component in a child blueprint causes the parent blueprint to become dirty and requires it to be recompiled. *Regression (No) issue (does) occur in 4.10.4 ...

Static/Movable Tooltip shows odd symbols

Tools - Dec 17, 2015

The tooltip for Static/Movable/Stationary lighting in the details pane of the main viewport show odd symbols before additional information points. See attached image. ...

Exporting and Reimporting static mesh created from BSP brush crashes editor

Tools - Import - Apr 12, 2016

Editor crashes if a bsp brush is turned into a static mesh, then that static mesh is exported from the editor and reimported. Frequency: 3/3 Crashreporter: [Link Removed] Regression? (Yes), issu ...

Triggerbox volume incorrectly forces physics objects to act at rest

Physics - Apr 9, 2016

If a phsyics actor set to start awake is placed at the top of a trigger box, it will remain at rest. Regression? (No), issue (does) occur on 4.10.4 ...