Indirect Lighting Cache causes Flickering on Skeletal Meshes

Rendering - Apr 30, 2017

Indirect Lighting Cache is causing the Indirect Lighting for Skeletal Meshes to flicker. I have attempted both ILCQ Volume and Point cache qualities, and it seems Point produces the most exaggerate ...

STARTMOVIECAPTURE no longer works in a single player game

Sequencer - Jan 27, 2017

STARTMOVIECAPTURE no longer works in a single player game Cody Albert looked into the code and found that it's in the EditorServer code. We tried it with two players and then it appears to work. ...

'Random Pitch Angle' not working when 'Collision with World' is enabled for Foliage instance settings

Tools - Foliage - Jan 16, 2017

The 'Random Pitch Angle' setting within the Foliage instance settings are being overridden or ignored when 'Collision with World' is also enabled. This occurs in the binary releases of 4.12.5, 4.13 ...

Modal dialogues appear offscreen when using monitors with different resolutions

Tools - Slate - Dec 29, 2016

When using a monitor setup where both monitors have a large gap in resolution sizes and using UI scaling on Windows 10, the save dialogues that appear in the engine can appear offscreen in certain s ...

Creating a float variable named lifespan in an Actor Blueprint and setting its default value will override the life span of the parent class

Gameplay - Blueprint - Dec 19, 2016

Creating a float variable named lifespan in an Actor Blueprint and setting a default value for it will override the parent class' life span setting. I was unable to find any variable in the Actor cl ...

Cvars Not Applied To iPad Pro Correctly

Platform - Mobile - Dec 1, 2016

When creating a device profile that sets specific cvars for the ipad pro. They don't seem to be loaded or used in a launched game or in a packaged game. While testing in 4.10 if I changed the IOS d ...

Potential issue with setting the game mode for the first time in a new project (was Print string does not fire the first time a hud blueprint is made in a new project)

Gameplay - Nov 28, 2016

Print string does not fire the first time a hud blueprint is made in a new project. The user has to close and reopen the editor before a print string will fire off in the HUD blueprint (the first ti ...

Back Lighting For Hair Shader Changes Its Falloff Unexpectedly

Rendering - Nov 28, 2016

The dynamic shadow distance will change the falloff for back lighting on the hair material. The parameters listed for back lighting occlusion in the material graph didn't seem to have any effect. ...

Copy and Pasting the Value for a Vector3 Parameter causes Color Picker to Stretch Across screen

Tools - Material Editor - Nov 17, 2016

When copying the 'Value' of a color from the color picker within the material editor, and pasting it into the value field of a new color picker dialog window, it stretches across the screen and caus ...

Attenuation Overrides Reset for Spatialize on Sound Cues after Upgrading to Newer Engine Version

Audio - Nov 17, 2016

A user on the AnswerHub has reported that a number of his sounds have had their Attenuation Override settings reset, more specifically the 'Spatialize' setting. I ran a few tests and discovered tha ...