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 ...

A physics actor will still bounce if the Restitution of a Physical Matieral is set to 0

UE - Gameplay - Oct 6, 2016

A physics actor will still bounce if the Restitution of a Physical Matieral is set to 0 User Description: Explanation : I am trying to create a Badminton Game for fun and while I was trying to han ...

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 ...

All console variables overridden in Movie Render Queue are set to 0 after the render queue runs

UE - Anim - Sequencer - Aug 4, 2020

All console variables overridden in Movie Render Queue are set to 0 after the render queue runs. It's because all cached previous console variables are reset to 0 just before they are written back ...

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 ...

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always

UE - Foundation - Core - May 7, 2020

FLowLevelMemTracker::GetTagAmountForTracker with CustomProjectTag returns 0 always. Because of FLLMTracker::FLLMThreadState::GetFrameStatTotals don't amount to about CustomTags. Following code will ...

Linux: UI scale is sometimes not 1.0 on non-high-DPI monitors

UE - Platform - Linux - Nov 7, 2017

At the moment, UI scale is calculated on Linux from physical monitor dimensions (obtained ultimately from EDID) and not system scale. The granularity is 0.25, so scale can be 0.25, 0.5, 0.75, 1, 1.2 ...

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 ...

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 ...