Scaling blueprint component via gizmo breaks if axis scale reaches 0.0

UE - Gameplay - Blueprint - Oct 4, 2016

Using the transform gizmo to scale a blueprint component will break the functionality if scaled to 0.0 and released. Workaround: If the scale value is directly set to non-zero value, gizmo can be u ...

The base color of a material in unlit mode changes when specular amount is above 0.0

UE - Graphics Features - Feb 24, 2020

Material's RGB base color values are changed in Unlit mode when specular is greater than 0.  User repro video:  [Link Removed] Tested in: 4.23.1 CL#9631420, 4.25 CL#11574810 ...

Get Mouse position returns 0,0 on mouse release when the editor is fullscreen immersive mode

UE - Editor - UI Systems - Sep 1, 2017

Get mouse position returns zero when when playing in editor with the editor full screened and using immersive mode Note: If a constant value other than 0,0 is printed run the test of the other moni ...

Radial Impulse does not affect objects unless it can affect both center of mass and collision if center of mass is outside of collision

UE - Simulation - Physics - Oct 17, 2016

Firing a radial impulse does not affect an object whose center of mass is located outside of its' collision unless both the center and the collision are simultaneously affected by the same force. ...

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 ...

Small line at the bottom of 3D Widgets when widgets positions are set to x=0,y=0

UE - Editor - UI Systems - Aug 10, 2015

If the user sets a widget to the position x=0,y=0 and then applies this as a widget component, there will be an artifact at the bottom of the widget that is the color of the widget that is in this p ...

Point lights affect indirect lighting on RTGI much less than other types of lights

UE - Graphics Features - Lumen - Aug 4, 2020

Only point lights affect indirect lighting on RTGI much less than other types of lights.[Link Removed] Indirect lighting of baked lightmaps look much stronger than RTGI.[Link Removed] Apparently, ...

Android streaming audio repeats at start if start time is 0.0

UE - Platform - Mobile - Nov 18, 2015

An audio file needing decoding (streaming) will repeat at the beginning of play if the start time is 0.0. ...

Setting the Falloff Distance of a Sound Wave/Cue to 0.0 will no longer Play Sound

UE - Audio - Jan 13, 2016

As the title suggests, whenever you add a Sound Cue or Wave to a level and set it's 'Falloff Distance' to 0.0 the sound will no long play. I have attached a project to provide a simple regression t ...

UV Import layout error increases with movement of UVs away from 0-1 Space

Tools - May 27, 2015

When a user sets up an unwrap using a space outside the original 0 to 1 space the unwrap will increasingly show errors of positioning. For Example, in the following images the lower left vertex of ...