Max Deviation setting is never used for Mesh Reduction, causes incorrect values for automatically computed LOD distances

UE - Graphics Features - Feb 1, 2018

The Max Deviation setting for a static mesh LOD is never used for Mesh Reduction. This results in incorrect values for automatically computed LOD distances, because the calculation uses the Max Devi ...

Float RGBA Framebuffer rendering settings changes UI

UE - Editor - UI Systems - Slate - Nov 11, 2019

When changing the rendering Frame Buffer Pixel setting from "10 bit RGB 2 bit alpha" to "Float RGBA".  The Editor's UI will change.  (Please see the attached screenshots for comparison) ...

Crash in Persona when adding Notifies

OLD - Anim - Apr 14, 2015

REOPENED NOTES: Crash Reporter: [Link Removed] Test Project: [Link Removed] Open project and press Play: Editor will crash. User reports this being due to sequential animations not being the sam ...

Physics Constraint angular visualization are missing in 4.11

UE - Simulation - Physics - Apr 14, 2016

Physics Constraint angular visualization are missing in 4.11 This is a regression User Description: Since 4.11 angular constraints of the physics constant are not shown in the viewport. In 4.10 ...

Unable to uncap framerate in Vulkan

UE - Rendering Architecture - RHI - Feb 28, 2019

On Linux machines users are unable to uncap their framerate in the editor. This issue has been observed in multiple maps, including TM-URO and TM-AnimPhys, as well as Third Person Blueprint projects ...

Using Depth of Field when "r.PostProcessing.PropagateAlpha" is enabled causes halo effect on higher scalability modes and resolution

UE - Graphics Features - Dec 16, 2024

There is a haloing effect when depth of field is used while post processing also has propagate alpha enabled at higher scalability levels. The effect becomes more obvious as the resolution of the vi ...

Transform track can't be edited for Spawnable empty actor in Sequencer

UE - Anim - Sequencer - Oct 2, 2017

Transform track for a spawnable Empty Actor always shows 0, 0, 0 and it can't be edited. I could repro this in 4.17.2 and 4.18 Preview 2. This does not happen in 4.15.3 and 4.16.3. So this could b ...

Crash when visualizing DOF Layers

UE - Graphics Features - Mar 30, 2022

I managed to reproduce this crash either using CineCameraActors or CameraActors, with a variety of DOF settings. It seems that piloting the camera and having any kind of DOF active on the camera wil ...

Vector2D struct does not save default values in macro inputs

UE - Gameplay - Blueprint - Sep 1, 2016

Vector2D struct does not save default values as a macro input Regression (no) issue (does) occur in 4.11.2 ...

Changing Child Actor Class does not update Child Actor Template

UE - Gameplay - Blueprint Editor - Sep 28, 2017

WHen the Child Actor Class value is changed in a blueprint, the Template name is not updated. Note: The Settings uner the Child Actor Template dropdown DO update when the class is changed. Workaro ...