User Defined Enums don't support the UseEnumValuesAsMaskValuesInEditor meta specifier

UE - Framework - Blueprint - Sep 13, 2023

The Make Bitmask node uses the flag index rather than the flag mask value unless the enum has the UseEnumValuesAsMaskValuesInEditor meta specifier. UserDefinedEnums in the editor don't support this ...

Incorrect Subsurface Profile Transmission rendering in Preview window

UE - Graphics Features - Nov 14, 2023

Subsurface material rendered in preview window has too intense subsurface scattering or strange artifact. However, it shows no error in Play in Editor. After disabling the contact shadow in PIE, abl ...

"Consume pointer input" on Common User Widget does not work on iOS, FReply::Handled not respected

UE - Editor - UI Systems - Apr 29, 2024

From a UDN, they also mentioned:  Update: I added CommonUI to the test project to try the "Consume pointer input" setting. It behaves the same way as our custom input blocking widget in that the in ...

UGS perforce login does not work with 2FA flow

UE - Foundation - UGS - Jun 13, 2024

The perforce login flow for UGS does not properly handle a perforce server using 2FA login flow ...

JumpForce replicated ability task not always cleaned up properly

UE - Gameplay - Gameplay Ability System - Jul 19, 2024

See [Link Removed] for original report.  UAbilityTask_ApplyRootMotionJumpForce has a slightly different flow than other Root Motion Source ability tasks. It is the only one that allows EndTask to b ...

Decals are corrupted when VRS is enabled on some console platforms, and possibly PC

UE - Platform - Console - Oct 1, 2024

Blocky artifacts and flickering are sometimes visible when using VRS and decals. Setting r.VRS.Decals=0 removes the flickering. See Additional Info URL for details. ...

Intermittent Crash in Pose Search during Cook

UE - Anim - Gameplay - Jan 27, 2025

User reports that they've been running into an intermittent crash in Pose Search during Cook. Pose Search attempts to index data outside the bounds of an array. Based on the logs, each asset seems t ...

Change of rotation axis when switching solver

UE - Simulation - Physics - Apr 17, 2025

This alteration was introduced in the 'Found CL' field - and is likely an unintentional side effect of adding SIMD to the solver. There is a repro project attached, open up 'TestMap' and run to see ...