Screen orientation is ignored on Android devices.

UE - Platform - Mobile - Mar 5, 2015

If you change the screen orientation for an Android device in the project settings, the orientation will not change once deployed to the device. Tested on a Galaxy Note 3. ...

Collision is not updated on Slave Meshes when using "Set Master Pose Component"

OLD - Anim - Feb 17, 2016

Collision pose is not updated on Slave Meshes when using "Set Master Pose Component". This occurs with both Physics assets and Per-Poly collision This severely effects anybody making characters ou ...

Event dispatcher not working as intended when using Mobile Preview and UMG

UE - Editor - UI Systems - Nov 24, 2014

When setting up UMGs, the Print String will not show in the mobile preview. ...

Scene Capture 2D causes Android to Crash

UE - Platform - Mobile - Sep 15, 2015

Scene Capture 2D causes the app to crash on Android in ETC2. I checked iPhone and I did not receive a crash. ...

Second UVs wiped when using Merge Actors Tool

UE - World Creation - Worldbuilding Tools - HLOD - Jan 26, 2017

The merge actor tool no longer saves additional UVs used for the merged mesh. This was not the case in 4.13, but in 4.14 and later this information is no longer present. Also worth noting is that i ...

Subsurface Profile Materials That Are Illuminated By Particle Lights Render White

UE - Graphics Features - Feb 9, 2017

Due to the changes made to subsurface profile (implementation of full resolution skin shading) it now renders white or with heavily faded base colors under certain conditions. In this case it is wh ...

Check() crash in merge tool when using SVN

UE - Gameplay - Blueprint Editor - Oct 21, 2015

A UDN user found a crash in the merge tool when using SVN. https://udn.unrealengine.com/questions/265740/crashbug-with-svn-merging.html The failing check() crash occurs in LoadBaseRev (Merge.cpp): ...

Bloom Blown Out In Forward Shading With MSAA and Separate Translucency Enabled

UE - Graphics Features - Mar 31, 2017

When a material is utilizing emissive color, separate translucency, and the project is using MSAA the material will give off intense bloom to the point of flashing the screen. [UPDATE] After addit ...

Noticeable Audio Pop when Opening a New Level after Spawning and Playing a Sound with Volume Multiplayer at 0.0

UE - Audio - May 18, 2017

A licensee is reporting an audible pop when transitioning between levels with a sound spawned and playing at volume multiplier of 0.0. The original report was a discrepancy between the old audio en ...

Collision properties of a component cannot be changed in Viewport

UE - Simulation - Physics - Apr 26, 2018

When using any collision preset other than QuerryOnly, the collision properties cannot be changed when the actor is in the Viewport. ...