Noticeable Difference In Temporal AA Sharpness From 4.12 To 4.13

UE - Graphics Features - Oct 17, 2016

There seems to be a noticeable difference with the temporal AA sharpness in 4.13. This was confirmed by setting Temporal Sample count and sharpness with the same settings in a 4.12 project. A side b ...

Particle LODs Does Not Use Assigned Mesh For Mesh Data Module

UE - Graphics Features - Oct 5, 2016

When making an LOD for a particle system in cascade the higher level LODs won't change their assigned mesh. In the attached project I'm using stairs for the LOD0 mesh and a rectangular Mesh for LOD1 ...

Anim Slots are always placed in the Default Group

OLD - Anim - Sep 16, 2015

After generating a new Slot node in the AnimGraph of the AnimBlueprint, creating a new Slot Group and subsequent Slot for that group results in the new slot being assigned to the Default group after ...

Blending Animations between Third Person Project and Animation Starter Pack results in "dipping below floor level"

Docs - Samples - Aug 5, 2015

A number of users have reported that blending animations between Third Person Project and Animation Starter Pack results in a "dipping below floor level" between the two animations. The cause of th ...

Constant Crashes on OS X 10.10.1

UE - Platform - Apple - Dec 15, 2014

User (Omri) on Mac running OS X 10.10.1. on MacBook Pro (17-inch, Early 2009 Experiencing Crash. Cannot reproduce. Crash Reporter: N/A Callstack: MachineId:1E07B9CE2F4554A7C3F421A9DD97AFB5 EpicAc ...

Multiplayer Shootout project sample is crashing on start

Docs - Samples - Apr 3, 2015

The project sample Multiplayer Shootout in the Learn tab is crashing on start up with 4.7.4 Crash does not occur on 4.8. Tested by Patrick.D on Main CL-2498147 Pass in 4.7.5 dev. - CKC 2503383 ...

Crash when toggling between Stereo on and Stereo off

UE - Platform - XR - Dec 22, 2016

Crash when toggling between Stereo on and Stereo off after launching the game via right clicking the uproject. After toggling stereo on and off a few times, the session crahes ...

Rendering artifacts with bloom on iOS metal

UE - Platform - Mobile - Jan 23, 2017

The user on this answerhub thread has reported a strange issue with bloom when using metal on newer ios devices. It looks like the material is creating NaNs or overflowing producing errors in the bl ...

Background blur does appear to allow transparency when used in a widget component

UE - Editor - UI Systems - Jan 23, 2017

Background blur does appear to allow transparency when used in a widget component ...