Unreal Engine Issues
Unreal Engine Issues
'Decal Blend Mode' in the Result node is missing
UE - Rendering - Architecture - Materials - Mar 8, 2022'Decal Blend Mode' in the Result node is missing. The user that reported this noticed it when converting from early access to Preview 1. Their emissive decals stopped blending. ...
Global Invalidation causes CommonAnimatedSwitcher to flicker after animation completes
UE - AI Workflows - UI Systems - Feb 19, 2025The common animated switcher will currently flicker for one frame when its transition animation completes if global invalidation is enabled. This appears to be caused by a visibility change (HitTest ...
Sequencer in packaged VR project does not appear to work when using sequence player on begin play
UE - Anim - Sequencer - Sep 27, 2016Sequencer in packaged VR project does not appear to work when using sequence player on begin play. The HMD no longer appears to be affected by sequencer after the project has been packaged out ...
Startup movies using FDefaultGameMoviePlayer are not skippable using keyboard or gamepad
Media Framework - Oct 13, 2016There are a few separate issues with user input plumbing that prevent keypresses from getting to FDefaultGameMoviePlayer during a startup video 1) In FDefaultGameMoviePlayer::WaitForMovieToFinish() ...
AISystem::RegisterBlackboardComponent being called not in all valid cases
UE - AI - Feb 6, 2015Observed by 4.7 preview 5 user. After closed investigation it turned out he had two consequent AIController::UseBlackboard calls, which triggered a ensure failure in AISystem::UnregisterBlackboardCo ...
Crash when using a bitmap in a material.
TM - Core - Mar 3, 2025see repro steps: direct crash the material comes from FAB model: [Link Removed] ...
Tick Physics Async overwriting Physics Handle component
UE - Runtime - Simulation - Nov 23, 2022Reproduced 3/3 times. Issue also occurs in //UE5/Release-5.0 - CL 20979098 Binary. Confirmed NOT a Regression. ...
Assets Jitter When Selected In Editor
Tools - Mar 4, 2020When you are selecting an asset in the editor it jitters a little bit until unselected. Found in 4.25.0 Preview 1 CL#11723679 Reproduced in 4.26.0 Main CL#11724764 ...
Set Morph Target not being sent to children of Inherited Mesh
OLD - Anim - Sep 4, 2015In previous versions of UE4, Set Morph target to call the Inherited Mesh and would result in any children of the Inherited Mesh that shared that morph target name to morph. In UE4.9 this no longer ...
Send "Enter Key" is not working with press and release key in Web Browser plugin
Tools - Mar 3, 2020When trying to send the Enter Key to Web Browser using the Press and Release function, it does not work. This function works with any other key that you try to send. A repro project is attached tha ...