LIVE: Advanced Lighting Map (new default map in Release) has a Skybox the generates Error on Lighting Build

Docs - Samples - Oct 23, 2014

Opening the Advanced_Lighting Map, the new default map with 4.5.0 and 4.5.1, the Skybox has 4 UV Channels but all of them have overlapping UVs. WORKAROUND - You can Auto Generate UVs for the Skyb ...

Cmd+W and Cmd+Q Keybindings for Mac Both Close the Editor

UE - Platform - Apple - Feb 16, 2015

While in the Editor with a Mac the user can press either Cmd+W or Cmd+Q to exit. The user on AnswerHub is reporting that the Cmd+W should close an active window or tab, where as the Cmd+Q keybinding ...

Editor Crashes when attempting to copy/paste nodes in Material Editor

UE - Graphics Features - Nov 18, 2014

UPDATE: 1/8/2015 Crash Reporter: [Link Removed] Callstack: <unknown module>! KERNELBASE!RaiseException() <unknown module>! UE4Editor_Core!FOutputDeviceWindowsError::Serialize() <unknown module> ...

Motion Blur Appears Exaggerated with Planar Reflection Actor in Level and Accurate Velocities Setting Enabled

UE - Graphics Features - Jun 8, 2016

Motion blur seems exaggerated with a Planar Reflection Actor placed in the Level and the Support Accurate Velocities from Vertex Deformation setting enabled. I am assuming this is happening becaus ...

Static Meshes Disappear with Media Player Asset Applied as Material in Standalone or Packaged Game

UE - Anim - Sequencer - Jun 7, 2016

Static Meshes with a Media Texture applied will disappear when played in Standalone or in a Packaged Game. Regression? Yes, this is not the same behavior in the 4.11 version of the engine. Note I ...

Multiplayer Shootout is broken in 4.12

Docs - Samples - Jul 7, 2016

Multiplayer Shootout is broken in 4.12. Appears to be caused by the AimOffset animations being imported at the incorrect scale. Regression: Yes, does not occur if you create a 4.11 version of the ...

Particle System Warmup Time causing Crash with Light Module and High Quality Lights

UE - Graphics Features - Oct 7, 2016

A crash occurs when Opening a level with a Particle System that contains a warmup time and a Light module with High Quality Lights checked. This crash seems very isolated and specific as it does no ...

OSVR does not consistently render to HMD if OSVR Server is not open prior to opening editor/cooked game

UE - Platform - XR - May 18, 2016

It seems like if OSVR_Server is not launched prior to opening the editor, vr-preview functionality will not work (even though the editor starts OSVR_Server at launch). Seems like server must be open ...

Gear VR media texture split when looking opposite direction

UE - Platform - XR - Dec 4, 2015

When using a media texture asset the video will run fine when playing in the the headset, but if you look the opposite direction the image fills the screen and splits in half. This is reproducible ...