Blueprint Function Reorder displays error tooltip when trying to reorder functions

UE - Gameplay - Blueprint Editor - Dec 7, 2017

There is an issue when attempting to reorder blueprints where Blueprint Function Reorder displays error tooltip when trying to reorder functions. In previous engine versions, functions could not be ...

AnimCurveCompressionSettings is reset to CompressedRichCurve at editor startup

OLD - Anim - May 21, 2019

AnimCurveCompressionSettings's codec is reset to CompressedRichCurve when user open the project, so user can not keep the state changed to UniformlySampled. The following code in the constructor of ...

[GPU Lightmass] bake artifact w/ two actors of same static mesh

UE - Graphics Features - Jun 22, 2022

As per a bug report from Pixomondo: if there are two static meshes in the scene and one has a rotation, it gets a GPULM bake artifact as if it is intersecting with the unrotated version of itself. S ...

Unable to build a local installed build of the Engine with only VS 2017

UE - Foundation - Core - Oct 17, 2017

I was unable to reproduce this locally, but a licensee reported having trouble creating a local installed build of the Engine with only Visual Studio 2017 installed. The licensee reported that the S ...

FScreenSpaceData in Material Custom Expression Does Not Work in 4.19p2

UE - Graphics Features - Jan 26, 2018

When creating a Post Process material in 4.19 with a Custom expression that uses FScreenSpaceData, material editor is unable to compile, and material renders incorrectly. This does not happen in 4.1 ...

Listen Server Without Microphone Will Drop Clients with Microphone if Voice is Enabled

UE - Networking - Mar 28, 2017

Listen servers that do not have a microphone hooked up are dropping clients that do have microphones when the client attempts to transmit voice. The log contains the following errors: [2017.03.28- ...

GameplayTagContainers can cause a crash in packaged builds when Event Driven Loading is enabled

UE - Gameplay - Dec 15, 2017

A user has reported that using a GameplayTagContainer can cause a packaged build to crash when EDL is enabled in certain cases. In this case, if the base C++ class that includes this GameplayTagCont ...

Per Poly Collision Does Not Update With Morph Target

UE - Simulation - Physics - May 4, 2018

Per poly collision does not update with morph targets. Occurs with per poly collision enabled in both skel mesh editors and in details of editor. Video from user can be found in project folder att ...

Duplicate child actor created on client in editor

UE - Networking - Nov 17, 2023

This seems to be related to the fix for [Link Removed]. Part of that fix made sure that the child actor component recreates the child actor when GIsReconstructingBlueprintInstances is true, as previ ...

TMap and TSet variables do not display properly when inspecting in VS2015

UE - Foundation - Core - Feb 16, 2016

When inspecting a TMap variable during runtime, the value of the variable is not displayed properly inside VS2015. Screenshots included to show what the TMap variable looks like in VS2013 (ProperTM ...