Specular Highlight Much Stonger/Larger In Forward Shading

UE - Graphics Features - May 15, 2017

In forward shading specular highlights appear to be much larger for very smooth materials in contrast to the deferred shader. In 4.14.3 the specular highlights were displaying correctly in forward s ...

Compile error when Blueprint Interface returns a map type variable

UE - Gameplay - Blueprint - Feb 26, 2019

A Blueprint Interface function that returns a map type variable will fail compiling with various errors when called in another Blueprint. If the same function is setup in the Actor Blueprint instead ...

Imported Texture shows up black in Content Browser

UE - Texture - May 13, 2022

I'm trying to import a .exr texture created in Substance Painter and exported as a 32 bit linear exr file. The texture is to be used for roughness. However, I've stumbled upon the problem that users ...

Setup command not downloading GitDependencies on arm64 Mac

UE - Platform - Apple - Jul 26, 2023

When running setup command on an M1 arm64 mac the dependencies fail to download. This issue is occurring in Github //UE5/Release-5.3 @ CL 26560699 This issue is NOT occurring in Github //UE5/Rele ...

[UELOC] UE Editor 5.3 Testing - TSR - Not Set for Localization

UE - Graphics Features - Aug 29, 2023

How to Reproduce:Launch UE 5.3 RelTest BSet language in zhCN (or other languages)input 'stat tsr' in command line4.Observe the stat in Viewport Issues: Unloc'd strings Link to the affected string ...

FILTER_COMMANDLINE_LOGGING cannot be used without forcing UE_COMMAND_LINE_USES_ALLOW_LIST

UE - CoreTech - Jul 30, 2024

There's two ways to affect the commandline in CommandLine.cpp: FILTER_COMMANDLINE_LOGGING - for filtering certain or all args (if left empty) from the log. UE_COMMAND_LINE_USES_ALLOW_LIST - for on ...

Datasmith Direct Link models relocate on sync

TM - Interoperability - Jun 3, 2024

Reported by multiple users. Models imported through Datasmith Direct Link can be relocated after a sync, despite no edits to the geometry's location in the DCC program. Currently reported for both ...

360 videos with precipitation will get darker at times

TM - Rendering - Sep 19, 2025

Reported in SF [Link Removed] When exporting 360 videos with precipitation, there may be a noticeable darkening effect in the exported render that fades in and out. This effect is not present in th ...

Provided example Control Rig Python scripts that feature calls to GetControlRigBlueprint need to be updated to GetControlRigAssetInterface.

UE - Anim - Rigging - Control Rig - Dec 9, 2025

The unreal.ControlRigContextMenuContext.get_control_rig_blueprint() this function has been deprecated in Unreal Engine 5.7. As a result, the Python scripts included with the Control Rig plugin no ...

Vulkan crashes on Adreno Galaxy S7

UE - Platform - Mobile - Jan 19, 2017