Xcode 8.3.2 fails to successfully build 4.15.1 from source code

UE - Platform - Apple - May 2, 2017

Attempting to build 4.15.1 from source code using Xcode 8.3.2 currently results in the build failing due to warnings that occur in fbxsdk, AlembicImporter, and MetalRHI. ...

Actors not marked as Always Relevant do not replicate to Clients that have possessed a vehicle past 15,000 units of the point of possession

UE - Networking - Oct 20, 2015

Actors not marked as Always Relevant do not replicate to Clients that have possessed a vehicle past 15,000 units (the sq root of Net Cull Distance Squared) of the point of possession. Note that repl ...

Oculus NetDriver Regression/Fix

UE - Platform - XR - Oct 26, 2019

From https://github.com/Oculus-VR/UnrealEngine/issues/60#issuecomment-544537005 UOculusNetDriver::LowLevelSend was modified to take an FInternetAddr pointer instead of an FString (due to the same c ...

Fix support for compiling editor in monolithic

UE - Foundation - Cpp Tools - UnrealBuildTool - Jul 1, 2016

Some licensees have reported good results compiling the editor in monolithic configurations - startup times are noticably shorter. I believe there are a number of things that need fixing up across t ...

Fix UMovieSceneSequence::FindPossessableObjectId for child bindings

UE - Anim - Sequencer - Nov 28, 2022

Calling UMovieSceneSequence::FindPossessableObjectId with a guid that relates to a child binding does not work correctly because it just goes through the binding references and calls LocateBoundObj ...

Unable to fix up redirector of assets used in level instances

UE - World Creation - Worldbuilding Tools - Level Instances - Jun 12, 2024

If another persistent level is open, the fix up can work. ...

UnrealVS Windows 10 support - fix .NET version in manifest

Tools - Aug 4, 2015

Seems like we should be specifying the .NET version like this guy's fix. ...

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 ...