Reference to control rig can be lost on actors with multiple skeletal mesh components

zComponent - Archive - Apr 4, 2023

In the attached project, when we initially add a control rig track for the actor with multiple skeletal mesh components, we add the control rig for the correct component because FControlRigParameter ...

Light Function and World Position in 5.4

UE - Rendering - Features - Nov 4, 2024

When rendering a Light Function into the Translucency Lighting Volume, the World Position Material Expression returns the position relative to the Camera (unrotated), not the World. This can be mor ...

[CrashReport] Crash related to looped Reroute nodes

UE - Gameplay - Blueprint - Jul 14, 2017

This is a common crash affecting users in 4.15 and 4.16. User DescriptionsI connected two reroute nodes together in a circle. And well it brought me here.I connected a reroute node with a reroutnod ...

HotReload fails with Linker errors when using Visual Studio 2017

UE - Foundation - Core - Apr 24, 2017

I had a tester with VS 2015 run through the steps I failed with, and they were unable to repro. JamesF was able to repro the issue on VS 2017. JamesF pointed out that this does not occur is you cho ...

EDITOR: LIVE: CRASH: Reroute nodes can cause a loop that freezes the editor.

UE - Gameplay - Blueprint - Jul 29, 2014

Branch Build Label UE4-Main Promoted-CL-2230001 DESCRIPTION: If reroute nodes are used to make a loop, the editor will not catch it and the loop will freeze the editor. ADDITIONAL NOTES: Creatin ...

[CrashReport] UE4Editor_Cascade!FCascadeEdPreviewViewportClient::GetCascade() [cascadepreviewviewportclient.h:72]

UE - Niagara - Jul 14, 2017

This is a common crash affecting users in 4.16. It appears to be a continuation of [Link Removed]. Users have not provided additional information about this crash. Source Context/** Accessors */ ...

Missing receipt error packaging Blueprint project for tvOS with custom iOS icon (Launcher build)

UE - Platform - Mobile - Apr 15, 2019

This failure occurs when trying to package SunTemple for TVOS. It did not occur with a blank blueprint project, until I added a custom iOS icon and tried to package a second time (I hypothesize th ...

Steam fails to initialize when using the steamclient file from SteamCMD

UE - Online - May 18, 2020

Steam fails to initialize when using the steamclient file SteamCMDLogLoad: Game class is 'ShooterGame_FreeForAll' LogOnline: OSS: Creating online subsystem instance for: Steam LogOnline: Verbose: ...

Widgets will bind input delegates to the Player Controller's Input Component, but never unbind them

UE - AI Workflows - UI Systems - UMG - Jan 30, 2024

This is a bug introduced with 18468289 a while ago. We added this functionality for [Link Removed] Closed , which allows inp ...

Crash in Standalone when using a Blueprint Library Function inside a Macro from a Macro Library

UE - Gameplay - Blueprint - Jan 9, 2015

Using a Function from a Blueprint Library inside a Macro from a Macro Library will cause a crash when using Standalone Game for PIE. The same setup will function as expected when Playing in Selected ...