Unreal Engine Issues
Unreal Engine Issues
Regression: Asset Action Utility "Supported Classes" setting is not working correctly when "IsActionForBlueprints" is true
UE - Editor - Workflow Systems - Aug 16, 2024When 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 ...
Code based interfaces do not appear in Interface selection dropdown
UE - Gameplay - Blueprint - May 4, 2017When adding an interface to a blueprint, only blueprint created interfaces are available. Engine / custom interfaces written in code are not listed. Regression: Yes - custom interfaces are present ...
Post Process Material: different color behavior in Sequencer Render vs Movie Render Queue
UE - Anim - Sequencer - May 21, 2020During lookdev, I use a post process material to bring reference images into the engine to compare against my work. The goal is for the reference image to not be touched by any of the Unreal color ...
Velocity Scene Texture Data Integrity Issues
UE - Graphics Features - Jan 8, 2026When a Post-Process Material uses the Scene Texture Material Expression, the following code is generated: ``` MaterialFloat2 Local0 = Parameters.TexCoords[0].xy; MaterialFloat2 Local1 = ClampSceneT ...
Passthrough in ARHandheld Template fails to work on Android
UE - Platform - XR - Sep 11, 2024After using the Begin Scan, the application does not show anything with the camera, though it should be noted that you can still find, select planes and then place the model on it. For now the bug w ...
Widget components and widgets in screen space are not the same color
UE - Editor - UI Systems - Jun 27, 2016Widget components appear to be affected by lighting. This causes differences in color between widget components and widgets that have been added to the viewport. ...
Surface Material's AO will show through a Decal when static lighting is disabled
UE - Rendering - Architecture - Materials - May 31, 2023A surface's Ambient Occlusion will appear through a decal when static lighting is disabled in project settings. Regression tested against //UE5/Release-5.0 CL 20979098 //UE5/Release-5.1 CL 23901901 ...
Vector2D struct does not save default values in macro inputs
UE - Gameplay - Blueprint - Sep 1, 2016Vector2D struct does not save default values as a macro input Regression (no) issue (does) occur in 4.11.2 ...
Force Feedback not pausing correctly during bGamePaused
UE - Gameplay - Jul 26, 2016From UDN Question: https://udn.unrealengine.com/questions/304392/bug-clientplayforcefeedback-isnt-paused-when-game.html Tried with GamePad and Vive Controllers, having Gamepad wire connected + 2 Vi ...
Automatic Animation Compression Results in Crash
OLD - Anim - Dec 1, 2015Using the "Automatic" option to compress animation results in crash 100% in UE4.10 but does not occur in UE4.9.2. *Regression ...