UE4Editor crashes while closing on Ubuntu 14.04

UE - Platform - Linux - Mar 29, 2017

UE4Editor crashes when closing on the Ubuntu 14.04 machine. I do not see this issue on my Ubuntu 16.04 machine. ...

Crash from pausing an UMG animation using the event track

UE - Anim - Sequencer - Jun 27, 2017

When pausing a widget animation by using an event using the event track to pause the animation the editor crashes when you play the animation via PIE or standalone. Tested in 4.15.3 - CL 3450819 4. ...

This user project gets a continual ensure condition failed: CurrentDepthTexture during PIE and packaged games

UE - Graphics Features - Jun 25, 2015

Continual ensures while playing this user's project: LogOutputDevice: === Handled error: === Ensure condition failed: CurrentDepthTexture [Link Removed] [Line: 650] Stack: UE4Editor-Core.dll!FWind ...

Skylight has too much influence on Subsurface Scattering

UE - Graphics Features - May 9, 2017

Users on the AnswerHub are reporting that Skylights have too much effect on Subsurface Scattering. The argument here seems to be Movable Skylights versus Static/Stationary and their results regardi ...

UAbilitySystemComponent's CurrentMontageStop() function does not use OverrideBlendOutTime Float Parameter.

UE - Gameplay - Jul 2, 2019

In the attached example, the third person mannequin character's BeginPlay() runs an Ability_Task which starts an animation montage. In the task it is specified that the blend out time (BlendOutTime ...

Transparency applied through widget animations do not work on 3D Widgets

UE - Editor - UI Systems - Sep 16, 2015

If the user creates a widget with an animation that fades the widget out. This effect will not carry over into a 3D widget. The 3D widget goes directly from 1 to 0 or visa versa. ...

Characters can not pass through back faces of triangle meshes

UE - Simulation - Physics - Query - Jan 17, 2023

Here is a work around bool FTriangleMeshSweepVisitor::VisitSweep(const TSpatialVisitorData<int32>& VisitData, FRealSingle& CurDataLength) { ... if (CullsBackFaceSweepsCode != 0) { if ...

Stationary/Movable Lights render based on distance from World Origin in Orthographic Camera View

UE - Graphics Features - May 20, 2016

When using the Orthographic Camera view (such as that used with the Paper2D Template) any lights that are distant from the world origin will start to fade out as if they are being culled. The distan ...

CPU benchmark value "inf" When using the console command "scalability auto"

UE - Foundation - Core - Nov 9, 2017

When running the console command "scalability auto" on a packaged project, the benchmark for the CPU is returning "inf". Example logs [2017.11.09-14.35.50:583][ 92]LogConsoleResponse: Display: Cu ...

[Sound Submix] - Dry Level of a Submix is calculated differently whether or not there is an effect in the chain

UE - Audio - Submixes - Jan 21, 2021

There is a discrepancy is how the output volume of a submix is calculated when the effect chain is and is not populated. When there is no effect on the submix, the Dry Level adds additional gain to ...