Using PC_Enum instead of PC_Byte with CreatePin results in incorrect pin

UE - Gameplay - Blueprint Editor - Jul 23, 2021

This is a bug that can make it confusing for users (and internal devs) to make custom nodes related to enums.  This is occuring because the PC_Enum type was added after the original PC_Byte but  ...

Child blueprint classes do not inherit "ClassGroup" from their native parents

UE - Gameplay - Blueprint Editor - Jun 7, 2021

When creating a blueprint component based off of a custom native class that utilizes the ClassGroup metadata  ...

[CrashReport] FTaskGraphCompatibilityImplementation::ProcessThreadUntilRequestReturn

UE - Rendering Architecture - RHI - Jun 1, 2021

Generated from CrashReporter ...

r.MaxAnisotropy does not work in editor

UE - Graphics Features - May 21, 2021

Setting r.MaxAnisotropy by console in editor has no effect on texture sampler's MaxAnisotropy. If the startup value of r.MaxAnisotropy is 8, then the MaxAnisotropy is always 8 no matter how  r.MaxA ...

Editor hard-locks when deleting a level converted to World Partition

UE - World Creation - Worldbuilding Tools - World Partition - May 20, 2021

Encountering an editor hard-lock when attempting to delete a level converted to World Partition. I'm unable to reproduce this hard-lock if the level is created using World Partition, only post-conv ...

Cross does not respond or crashes when "collide with attached children" is enabled

UE - Simulation - Physics - Apr 13, 2021

Fatal error! Unhandled Exception: EXCEPTION_ACCESS_VIOLATION reading address 0x0000000000000000 0x00007ffb09d32bb9 UE4Editor-Engine.dll!USkeletalMeshComponent::CopyClothCollisionsToChildren() [D:\ ...

Renaming a folder removes empty sub folders

UE - Editor - Content Pipeline - Content Browser - Mar 11, 2021

When renaming a folder with empty folders inside of it, the empty folders are removed.   This issue is occurring in Perforce //UE5/Main @ CL 15655697 This issue is occurring in Perforce //UE4/Ma ...

[Sound Submix] - Dry Level of a Submix is calculated differently whether or not there is an effect in the chain

UE - Audio - Submixes - Jan 21, 2021

There is a discrepancy is how the output volume of a submix is calculated when the effect chain is and is not populated. When there is no effect on the submix, the Dry Level adds additional gain to ...

Fix primitive uniform buffer validation.

UE - Rendering Architecture - RHI - Jul 31, 2020

GPUScene primitive validation is currently busted and asserts. It looks like there are two problems: 1) NaN's in the entries can cause comparison issues, so a MemCmp would be better. 2) There's a ...

The Gradient Paint Tool In Cloth Simulation Doesn't Work On Mac

UE - Simulation - Physics - Feb 28, 2020

The Gradient Tool rotates the camera on Mac instead of painting the Gradient End Value. I wasn't able to test in Main on a Mac. There were no issues on Windows in 4.23.1, 4.24.3 and 4.26 Main. Foun ...