Changing the Level Streaming method will remove Levels from folders they were placed in

Tools - Jun 12, 2018

Changing the Level Streaming Method of a Level thats inside of a folder will remove it from the folder. Occasionally once all Levels have been removed from a folder, the folder will delete itself. ...

Biquad Filter is incorrect when bandpass is 1.0

UE - Audio - Signal Processing - Aug 20, 2024

The bandwidth on the biquad loepass filter is cutting frequencies well below 20kHz when the bandwidth is 1.0. Slack convo: [Link Removed] Visualization:[Image Removed] ...

Navigation does not act as expected when using User Created Widgets in a scroll box

UE - Editor - UI Systems - Jul 12, 2016

Child widgets that are marked as Is Focusable = True appear to sometimes be ignored if they are placed within parents who are set to Is Focusable = False. ...

scroll box inside retainer box does not respect scroll box clipping

UE - Editor - UI Systems - Feb 14, 2018

There is an issue where scroll boxes inside retainer boxes do not respect scroll box clipping. This issue appears to be a regression. Versions tested: Issue does not occur in 4.17 4.17.2 CL - 36589 ...

Copied and Pasted tracks do not persist between editor session in UMG Sequencer

UE - Anim - Sequencer - Feb 6, 2019

Copied and Pasted tracks do not persist between editor session in UMG Sequencer Outside of //UE4/Dev-Sequencer this will result in a crash: [Link Removed] ...

NavMesh does not build correctly to SkeletalMesh collision

UE - AI - Mar 16, 2015

NevMesh cuts out holes for collision incorrectly with Skeletal Meshes. Skeletal Meshes with "Can Ever Affect Navigation" set to true and that have a Physics Asset are capable of causing this. ...

Re-parenting blueprint actors do not lose interfaces associated with their previous parent blueprint

UE - Gameplay - Blueprint - Jul 23, 2015

Re-parenting blueprint actors do not lose interfaces associated with their previous parent blueprint. Interfaces and interface functions can no longer be deleted from the re-parented actor. ...

Import/export single culture localization failing

UE - Editor - UI Systems - Localization - Jul 11, 2017

[Link Removed] it seems like in 4.16 clicking the "Export translations for this culture" button (and perhaps import as well) for cultures that are not the native culture, you get an error ...

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. ...

Changing the names of inputs in a collapsed graph can change connected inputs in other collapsed nodes

UE - Gameplay - Blueprint - Mar 15, 2015

Changing the names of inputs in a collapsed graph can change connected inputs in other collapsed nodes. Reproduced in 4.7.2 binary and Main (//depot/UE4/Promotable-CL-2478413) ...