Allow Cinematic Control is reset to true when restarting the editor

UE - Editor - Workflow Systems - May 31, 2023

When restarting the editor the viewport will have its Allow Cinematic Control flag reset to true. ...

Color and Opacity animation option does not play for Button component

UE - Editor - UI Systems - Aug 25, 2017

Color and Opacity animation option does not play for Button component, this occurs both in the Widget editor and during play. This issue is not a regression Versions Tested: 4.16.3 - CL: 3561208 - ...

Volumetric Clouds High Quality Aerial Perspective Issue

UE - Rendering Architecture - Oct 19, 2023

There is a workaround to set r.VolumetricRenderTarget.Mode=1. The lines appear to be coming from the temporal component of the Volumetric Clouds. Each frame, the lines are merged in from the previou ...

Hair Material's Tangents input has no effect in PathTracing

UE - Graphics Features - Path Tracer - Nov 1, 2024

Expectation: Tangent should work on Hair Material ...

Unable to Open Level in HTML5

UE - Platform - Mobile - Mar 16, 2016

Trying to use an Open Level function in HTML5 does not allow the level to actually load. Instead, the project flashes and refreshes back to its original position. Open Level function does work on W ...

Playing this project in Standalone, or packaging for windows, causes the new window to crash

UE - Gameplay - Dec 16, 2014

When you attempt to play the user project in Standalone, or Packaging for Windows, the new window will crash and not play the game. Issue also occurs on Mobile. The project will not open. ...

TextScale parameter doesn't change size of text in AddOnScreenDebugMessage()

UE - Foundation - Core - Jun 16, 2018

The textScale parameter in AddOnScreenDebugMessage does not change the scale of the debug message. ...

Gameplay Abilities CancelAllAbilities not working as expected

UE - Gameplay - Oct 24, 2019

in AbilitySystemComponent_Abilities.cpp, line:844  CancelAllAbilities() does not appear to be working as expected.  There is a check before cancelling all abilities.  However, this check uses the Cl ...

Subtracting .2 from a float produces a floating point error

UE - Gameplay - Blueprint - Feb 1, 2016

Subtracting .2 from a float seems to produce a float error, registering incorrect values during if checks. ...

For Destructibles, Hide Bone by Name doesn't disable collision

UE - Simulation - Physics - Destruction - Apr 4, 2016

For Destructibles, Hide Bone by Name doesn't disable collision with PBO Disable and PBO Terminate. This is similar to [Link Removed], but has enough differences to justify a new Jira (Destructibles ...