[MAC] Editor keyboard bindings do not allow overriding already bound shortcuts

UE - Platform - Apple - Sep 9, 2015

When entering "ALT+B," to rebind keys to a function, red warning flashes for 1 frame, does not allow function to be rebound to this key combination *See attached image. ...

Crash from generated Merged Actor with no created lightmap UV

UE - Gameplay - Nov 11, 2016

If you import a static mesh with no setup lightmap and uncheck the option for Generate lightmap UV so that only the UV Channel 0 is present. When you use the Merge Actor tool with a single one of th ...

Lightmap Coordinate Index is not automatically set to 1 on import any longer with lightmap UV

UE - Editor - Content Pipeline - Import and Export - Sep 6, 2016

When importing a static mesh with a second UV channel setup for the lightmap the second UV is no longer being automatically assigned as the lightmap coordinate index. In 4.12 the second UV detected ...

Startup Movies Fail to Play when Audio Devices are Disabled

Tools - Feb 1, 2016

If a user launches a project in Standalone mode and has a Startup movie while the audio devices on the computer are disabled, the movie will fail to play. As soon as you re-enable an audio device, ...

Crash when Toggling Landscape Mode with Hidden Sub-Level containing a Landscape

UE - LD & Modeling - Terrain - Landscape - Oct 28, 2016

A crash occurs when you have a hidden Sub-level containing a landscape and you attempt to toggle the Landscape Mode after re-opening the project. The licensee has authored their own fix for this is ...

Roughness rendering differently on Macs

UE - Graphics Features - Oct 4, 2016

The roughness value for Macs renders differently (less rough or glossy) compared to Windows. It also seems to render as expected within the Material Editor preview window, but when applied to an obj ...

Clicking Off of a Blueprint Node Does Not Save Changes Made to Comment Bubble

UE - Gameplay - Blueprint - Dec 9, 2015

When entering a comment on a Blueprint node, pressing Enter or clicking off of that node both appear to apply the changes made to the comment. However, clicking off of the node does not mark the Blu ...

Scene Color not Functioning when Used with HUD Blueprint

UE - Graphics Features - Mar 27, 2015

I was not able use the 'Draw Material' node function in conjunction with 'SceneColor' within the HUD Blueprint. However, as soon as I deleted the 'SceneColor' node within the material editor, I was ...

Material Previews Reflection skybox are broken in 4.12

UE - Graphics Features - May 3, 2016

Materials are rendering now in the preview pane with artifacts caused by the change in the reflection skybox. This can clearly be seen in 4.12 and later by enabling the reflections view in the previ ...

Calling RequestStimuliListenerUpdate on actor with one element in AIPerception Sensing Config causes crash

UE - AI - Sep 18, 2015

If an AIPerception component is added to an actor and given one element set to either AI Hearing / AI Sight / AI Touch config then the game will crash once Request Stimuli Listener Update is called ...