Lansdcape grass generation fails on Mac running OSX 10.10.1

UE - Platform - Mobile - May 12, 2015

Grass map heights all appear to be 0 when generating grass on a Mac running 10.10. This bug does not occur on Macs running OSX 10.9.5 Putting a breakpoint in LandscapeGrass.cpp line 476 you can se ...

Walking into some destructibles crashes the editor

UE - Simulation - Physics - Destruction - Aug 20, 2015

Submitted by a licensee on UDN. I verified it and have attached the test level that he provided. In the test map. some boxes fall and break. Walking straight into the boxes causes the editor to cra ...

Major artifacting in FP Template with Skylight in ES31 Deferred

UE - Platform - Mobile - Sep 4, 2015

When the First Person Template is deployed to a Nexus 9 using ES31, there is an extreme magenta color over the screen. Disabling post process reduces the bloom, but there is still major color artif ...

Screen goes black if standalone window loses/regains focus in Oculus Mode

UE - Platform - XR - Dec 10, 2014

If the console command "Stereo on" is used to enter Oculus mode in a standalone window, the onscreen window and Oculus viewport go black if the standalone loses window focus. Window is still runnin ...

Warning in Github UE4 solution in Visual Studio

UE - Platform - Mobile - Aug 10, 2016

Warnings in the Github UE4 Solution: There was a mismatch between the processor architecture of the project being built "MSIL" and the processor architecture of the reference "D:\Downloads\UnrealEn ...

WmfMedia: Track switching does not work

Media Framework - Aug 31, 2016

Track switching is currently not supported, because media with multiple tracks of the same type fail to load. Once that is fixed, implement run-time track switching. ...

Listener Position Not Updating when Debugging Sounds

UE - Audio - Nov 18, 2016

Sounds with the 'Enable Listener Focus' setting checked are not updating the Listener Position when using the 'Stat Sounds' console command during play. ...

Animation Sequence Timeline is blank and doesn't let you scrub

OLD - Anim - Apr 22, 2016

Animation Sequence Timeline is blank and doesn't let you scrub Regression: Yes, works in 4.11 [Image Removed] ...

Particle light flickering with certain Post Process Settings

UE - Graphics Features - 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 ...

Random Integer Macro causes Build to Fail

UE - Gameplay - Blueprint - Nov 30, 2015

Creating a macro that compiles and saves without any errors causes the build to fail when trying to package. This is failing on each platform tried. ...