Unreal Engine Issues
Unreal Engine Issues
The Find Node Can Crash on Compile After a Blueprint Compile Error
UE - Gameplay - Nov 21, 2019The "Find" node can cause a crash if the a map with a struct value changes type while connected, is disconnected and reconnected. Compilation fails and crashes the engine. Found in 4.23.1 CL#963142 ...
Regression - Nested scene component subobjects are no longer being registered when the owning scene component is added to an existing Actor instance as an instanced component.
UE - Gameplay - Components - Nov 16, 2016This is a regression that was introduced with changes made to address issues with native vs. non-native component registration at Blueprint construction time ([Link Removed]). Prior to those change ...
Suspension CoM calculations don't update with mass.
UE - Simulation - Physics - Dec 15, 2016UWheeledVehicleComponent calculates the Suspension settings only when the physics state is first created. When CoM is set through the editor, the vehicle is constructed with the appropriate offset ...
The Preferred Accessor setting in the Editor Preferences window only sets the setting for the current project instead of all projects using that Editor
Tools - Apr 24, 2017Selecting Visual Studio 2017 as the preferred Source Code Editor in the Editor Preferences window only sets that preference for the current project, instead of making it a setting for any project us ...
Returning the value of a Transform as a String has a missing colon after Scale
UE - Gameplay - Sep 26, 2022This is NOT a regression. Tested In //UE4/Release-4.27 at CL18319896 Printing an actor's transform as a string returns transform and rotation with a colon, but returns scale without. ...
SteamVRAssetManager color format mismatch
UE - Platform - XR - May 23, 2018User requests that TSF_BGRA8 in SteamVRAssetManager.cpp be changed to TSF_RGBA8 to match OpenVR API https://github.com/ValveSoftware/openvr/wiki/IVRRenderModels::LoadRenderModel SteamVRAssetManage ...
Unable to Import Alembic Files in UE4
UE - Editor - Content Pipeline - Import and Export - Feb 25, 2020We have written a plugin for UE4 that allows Unreal users to import and set up Megascans assets into Unreal Engine. Recently we added Alembic files to our assets and also updated all our plugins to ...
Recent Projects Missing Moved Projects After Browsing
UE - Editor - Workflow Systems - Nov 15, 2022When an existing project is opened from a location where it hasn't been created on that machine, the Editor is unable to parse the project's location properly and fails to show it in the Project Bro ...
GLTFExporter indexing issue
UE - Editor - Content Pipeline - glTF - May 29, 2025Hi, I also ran into an issue when exporting a skeletal mesh that has multiple sections that all share the same material slot. It looks like the index buffer that's constructed is incorrect. In GLTF ...
Incorrect UV coordinates when visualizing mesh painting texutre on Nanite splines
UE - Graphics Features - Jun 30, 2025The UV coordinates for visualizing the mesh painting texture on Nanite spline meshes are not working correctly. This runs the code in the NANITE_VISUALIZE_MESH_PAINT_TEXTURE section in NaniteVisuali ...