csgRebuild builds dynamic brushes from the whole world, instead of just the current level

UE - LD & Modeling - Modeling Tools - BSP - Oct 17, 2016

Licensee notes issue with csgRebuild and proposes a reasonable fix. ...

Game language settings regression

UE - Editor - UI Systems - Localization - Jun 8, 2017

Fixed in Dev-Editor (CL# 3479874). Needs merging. ...

Ensure after undoing the translation of a copy and pasted landscape

UE - LD & Modeling - Terrain - Landscape - Jan 24, 2018

This is occurring in both 4.18 and 4.19 release branches. ...

Skeletalmesh generated LOD have issue with vertex color displacement

UE - LD & Modeling - Modeling Tools - Mesh Editing - May 22, 2020

This one should be fix in the squeletalmesh quadric reduction own by the geometry tools. ...

Height fog removed in split screen when player1 is facing the opposite direction.

UE - Graphics Features - Sep 23, 2021

Please see the UDN for a potential fix/workaround description. ...

Mac editor mobile preview crash with MSAA on

UE - Platform - Mobile - Mar 1, 2021

setting  GSupportsTimestampRenderQueries=false or r.GPUStatsEnabled=0 can fix it ...

AbsoluteWorldPosition and PDO not working correctly in SingleLayerWater calculations

UE - Graphics Features - Oct 1, 2021

The licensee has provided a recommended fix for this issue. Please see the UDN.  ...

Object Load order issue in Blueprint Editor

UE - Gameplay - Blueprint Editor - Oct 21, 2024

[Image Removed] change FindObject to StaticLoadObject might fix this issue ...

Skeletal Mesh Cloth - Removing cloth collision sources doesn't remove the prerequisite, and the collision sources are not updated

UE - Runtime - Deformable - Mar 17, 2026

[Link Removed] See proposed fix from partner: [Image Removed] ...

Editor crash when an unsupported material domain or blend mode is selected when previewing a Nanite mesh in the material editor

UE - Rendering - Features - Nanite - Aug 27, 2026

Fix in UE6: 56133257 This Jira is for 5.8.3 tracking ...