Lighting channels are not supported with tiled lighting

UE - Graphics Features - Aug 15, 2016

Reported via UDN ...

Regression: Visibility property is not seen in the animation track in UMG

UE - Anim - Sequencer - Mar 6, 2017

Visibility track in 4.15 launcher version is not visible. Converted projects from previous version which already had this track, but cannot create new one. If I add Interp keyword in the UPROPERTY, ...

Material Instance values lost when using Material Parameters inside of multiple Material Functions

UE - Rendering Architecture - Materials - Mar 30, 2018

Material Instance parameters (that derive from parents using material functions) can have their data shifted or not saved. ...

Instances Created From Merge Actor Have Corrupt Lightmaps

UE - Graphics Features - Jun 6, 2019

Instances Created From Merge Actor Have Corrupt Lightmaps. Working as intended in 4.20 CL# 4369336 and 4.21 CL# 4753647 Found in 4.22 CL# 6574378 and 4.23 CL# 6842436 This is a regression. ...

PIE Map and TSet Properties using TSoftObjectPtr Failing from Missing Rehash

UE - DEET - EditorLoader - Apr 24, 2023

There is an issue with PIE where sometimes TMap and TSet properties using TSoftObjectPtr or FSoftObjectPath values as keys don't work correctly. Items which are in the container aren't found despite ...

The tooltip of a UPROPERTY enum is not refreshing in UDetailsView

UE - Editor - UI Systems - Oct 15, 2024

There is an issue with UPROPERTY enums where the tooltip does not update as expected. When the DetailViewWidget is refreshed, the tooltips appear correctly. For example, ToggleShowingOnlyAllowedPro ...

Clearcoat shader disappears if any asset using the Material leaves lighting

UE - Graphics Features - Aug 19, 2015

Clearcoat Shader will stop receiving lighting information if any mesh assigned the material using the shader leaves lighting. Also Reproduced in Launcher 4.9 Preview 4, Main-CL-2660934 [Image Remo ...

On Linux, FBX Import breaks content browser and RMB control in edior

UE - Platform - Linux - May 12, 2015

After importing a FBX and closing the project, upon reopening the content browser does not show any assets and click/holding RMB does not allow camera to pan around. ...

Substance Plugin causes packaged projects on Mac to fail to open

Tools - Jun 17, 2015

If a project is packaged on the Mac while the Substance Plugin is installed, the resulting .app will fail to open. This does not generate a log. ...

Placing a second landscape spline component crashes editor

UE - LD & Modeling - Terrain - Landscape - Apr 8, 2015

Placing multiple spline components crashes editor. Crash Reporter: [Link Removed] Frequency: 3/3 ...