Crash when creating a static mesh from a Procedural Mesh Component that has been used with a Create Mesh Section node

UE - LD & Modeling - Modeling Tools - Mesh Editing - May 5, 2021

When creating a static mesh from a Procedural Mesh Component that has been used by a Create Mesh Section node, the editor crashes. The editor doesn't crash when selecting the Create Static Mesh butt ...

Regression: Asset Action Utility "Supported Classes" setting is not working correctly when "IsActionForBlueprints" is true

UE - Editor - Aug 16, 2024

When creating an Editor Utility Blueprint derived from "Asset Action Utility", UE allows the user to override function "IsActionForBlueprints". When it returns true, the "Supported Classes" setting ...

[CrashReport] UE4Editor-ApplicationCore.dylib!FMacWindow::ApplySizeAndModeChanges()

UE - Platform - Apple - Oct 27, 2017

This is an early trending Mac crash in 4.18. Users have not provided any descriptions of their actions when the crash occurred. Callstack from LogLogAssetRegistry: Asset discovery search completed ...

Crash in Network Prediction during PeriodicDamage GameplayEffects Test

UE - Networking - Jan 27, 2021

Crash during Periodic Damage test for Gameplay Abilities system in the Network Prediction plugin, when both plugins are enabled.   Related to a null GameInstance. ...

ARCore failing to package

UE - Platform - XR - Sep 26, 2017

Users reporting packaging issues with ARCore plugin enabled in 4.18 preview #1 and #2: https://answers.unrealengine.com/questions/709840/418-android-packaging-fails-with-arcore-plugin-ena.html ...

OculusOpenXRLoader.build.cs should be part of all InstalledBuild

Tech - BuildOps - Infra - Oct 2, 2025

The OculusOpenXRLoader module is only required on Android but it should be possible to reference it from any project\plugin that doesn't target that platform.  The user that found the problem is ...

iOS Metal-based build crashes at launch with sub-levels.

Tools - May 16, 2016

Application crashes when deploying a game to iOS with Metal enabled. This has only been reproduced if a sub-level has been added to the starting level within the project. This seems to only happen ...

Orientation Warp Node Missing from ABP_Manny BP After TPS C++ Project Restart

UE - Anim - Gameplay - May 10, 2022

Occurs 3/3 times. Orientation Warp plugin is missing from ABP_Manny BP in the TPS C++ project after project restart.  Regression does not occur: Animation Warp plugin is not available in //UE4/Rel ...

Utility functions in UEdGraph_ReferenceViewer are no longer exposed

UE - Editor - Content Pipeline - Content Browser - Oct 29, 2018

A number of utility functions are provided in UEdGraph_ReferenceViewer for building menu extenders. This class was originally included in the engine as part of the ReferenceViewer module, but was re ...

Thumbstick Values Resetting with Oculus Rift through SteamVR

UE - Platform - XR - Oct 11, 2018

Thumbstick values reset once max value is reached. Tested with Rift WMR Plugin off - Works normally Oculus Plugin off (Running through Steam VR) - Only X values reset. Confirmed in Packaged proj ...