Folder Renaming is not Case Sensitive

UE - Editor - Content Pipeline - Content Browser - Mar 28, 2018

Renaming folders is not case-sensitive Previously fixed in 4.12, re-appeared ...

'recompileshaders changed' doesn't work

UE - Graphics Features - May 7, 2021

The issue is already fixed in UE5 by CL 14368553. This Jira is created for cherrypick into UE4 ...

Usd wrapper uses TCHAR_TO_ANSI conversions causing path issues with basic extended ASCII character set

UE - Editor - Content Pipeline - USD - Jun 12, 2024

It seems that a simple change from TCHAR_TO_ANSI to TCHAR_TO_UTF8 in UE::FUsdStage OpenStageImpl() fixes the issue. ...

[AI] Navigation System can be constructed in situations where the NavigationObjectRepository subsystem is not valid

UE - AI - Navigation - Feb 7, 2025

Investigate and fix all calls where the Navigation System is constructed without the NavigationObjectRepository subsystem being valid.  ...

Cook errors with landscape cross-level spline meshes

UE - LD & Modeling - Terrain - Landscape - Dec 18, 2015

Licensee is using a modified engine but has a workaround, we need to verify that the same doesn't happen in vanilla UE4 and fix if it does. ...

T_Wood_Pine_D Asset has Offset Alpha Channel

Docs - Samples - Sep 12, 2016

The alpha channel seems to be offset in the x and y by 1024 pixels this has been fixed and attached for analysis. ...

"Reimport with New Source" fails on Mac

UE - Anim - Runtime - Jan 22, 2019

'Reimport with new source' command does not work on Mac. Confirmed in 4.22 @ CL 4771381 ...

Flipbook rendering distortion when adding local offset to Capsule Component.

UE - Graphics Features - May 6, 2019

Adding local offset to Paper Flipbook in UE.4.22 results in rendering distortion. ...

Some Niagara Fluid systems are not visible in a packaged project

UE - Niagara - Jun 7, 2022

Previously packaging caused a crash with this system. This was fixed, but now the system is no longer visible when packaged. ...

Route gamepad to second window setting is broken

UE - Gameplay - Input - Nov 11, 2022

The RemapControllerInput function call likely needs to be added back to the game viewport client as a fix.  ...