VisionOS deferred renderer regression

UE - Platform - XR - Sep 11, 2024

Deferred desktop renderer does not function correctly on visionOS.  It did work in 5.4.  One problem is the r.XRMSAAMode setting forcing 4 samples even when not using msaa, but there are other probl ...

Assert triggering when trying to copy-paste an empty CurveAtlasRowParameter node in the material editor

UE - Rendering - Architecture - Materials - Mar 25, 2024

A check happens when copy/pasting a Curve Atlas Row Parameter Expression that has no value. This behavior also exists on CL 32426910 of Release-5.4. ...

Release Notes shows Unreal Editor 4.27 notes

Docs - Apr 25, 2022

In the Epic Game Launcher the Release Notes button shows the Unreal Editor 4.27 release notes even if the user only has Unreal Editor 5 installed. ...

No sound plays when using Built-In Spatialization or Simple ITD plugins

UE - Audio - Spatialization - Nov 10, 2021

No audio can be heard when using the Built-In Spatialization plugin. This is a regression from 4.26. Occurs in 4.27 and 5.0. ...

Merge Actor tool can no longer merge just materials for an actor

UE - Gameplay - Jul 5, 2016

In 4.11 when you selected an actor with multiple material elements with the merge actors tool open you had the option to merge the material elements into a single one. This option is no longer valid ...

Editor freezes when using multiple Post Process Volumes with Cubemaps assigned

UE - Graphics Features - Jun 13, 2016

When using a cubemaps assigned to a Post Process Volume and loading the level the editor will freeze if it's been a project converted from 4.11 to 4.12/4/13. In some instances if the camera is outsi ...

The Unreal Engine building dialog either does not appear or is only visible for a brief second

zComponent - Archive - Nov 18, 2022

This is not a regression against 5.0. Tested in //UE5/Release-5.0 CL20979098 However, as users have pointed out, this is a departure from UE4. The same process in 4.27.2 demonstrates the building d ...

Camera Vector on Strata materials is rendering the wrong colors

UE - Rendering - Features - Shading Models - Jan 4, 2023

Regression: Strata is new in UE5/Release-5.1, but recreating this on a normal material renders the same colors, so regression is no. According to a user the material is supposed to be rendering Blu ...

Animation Layer Interface content filter overrides other content filters

UE - Editor - Verse Class Editor - Jan 30, 2023

Animation Layer Interfaces are overriding the filter making it so only that asset type is visible even when paired with other filters.  There is an exception to this with the blueprint interfaces fi ...

Target Points are changing locations within World Partition Maps Shipping Build

UE - World Creation - Worldbuilding Tools - World Partition - Sep 19, 2023

Target Point Actors are changing location when in a World Partition Map within a Shipping Build. This does not occur in Non World Partition Maps. The name of the Asset also changes when in a World ...