Fix deadlock between sk component and sk build or import

UE - Editor - Content Pipeline - Import and Export - Nov 27, 2024

Fix deadlock when skeletal mesh component is shown in the detail panel with physics body section category open and the skeletalmesh is re-importing or doing any other asyc task that need the game th ...

Fix up GPU breadcrumb labels for Intel performance analysers

UE - Rendering Architecture - RHI - Jun 13, 2025

A licensee has brought up that the GPU breadcrumbs are incorrectly displayed with traces taken on the Intel GPU Analyzer tools (see screenshot). It looks like the format string is being passed on in ...

VR preview does not work when the project was converted from 4.7 to 4.8

UE - Platform - XR - Jun 15, 2015

If the user upgrade a project form 4.7 to 4.8 the VR preview will only show up as a regular stand alone window. ...

Setting Fixed Frame Rate Prevents Particle Collision In PIE, Standalone, and Packaged Game

UE - Graphics Features - Oct 12, 2016

If you set the project to use a fixed frame rate, particle collision no longer works. ...

Fix up IOS errors calling UI API from non-UI threads

UE - Platform - Apple - Jul 27, 2020

In the Anim Sequence Editor set a Notify's MontageTickType to be fixed to BranchingPoint if that Notify is a Native Branching Point

UE - Anim - Gameplay - Jun 30, 2023

To avoid confusing users when working with a Native Branching Point Notify set its MontageTickType to be fixed to BranchingPoint.  ...

'Open Help Url' on the 'DocumentaionLink' in templates leads to a private Youtube playlist from 4.8

UE - Content - Template - Mar 7, 2022

'Open Help Url' on the 'DocumentaionLink' in templates leads to a private Youtube playlist from 4.8 instead of more recent documentation or updated videos. ...

Xcode 8 Beta Toolchain Breaks InfiltratorDemo on AMD On 10.11.6

UE - Platform - Apple - Jul 27, 2016

InfiltratorDemo rendering is entirely broken on 10.11.6 using AMD GPUs when the shaders are compiled to byte code using the Xcode 8 Beta 2 toolchain. This does not appear to occur with the Xcode 7.3 ...

Cannot Package Game for Windows from External Drive on Windows 8.1 Boot Camp Mac

UE - Foundation - Core - Dec 17, 2014

User is trying to package the xixoBerlinFlat Marketplace and cannot get a packged project from an external drive project on a Windows 8.1 x64 system running via Bootcamp on a Mac. ...