Unreal Engine Issues
Unreal Engine Issues
Ray Tracing Translucency in a Post Process Volume breaks in Lit viewmode
UE - Graphics Features - Ray Tracing - Apr 15, 2024Encountered a strange issue where switching to RT Translucency on a PPV would cause it to appear incorrect. However, if you swap the viewmode to Path Tracing, it does appear correct. See screenshots ...
Editing a spline component in 5.4 no longer fires construction events.
UE - Editor - Workflow Systems - Apr 14, 2024Licensee found that in 5.4 the spline component when edited in editor, no longer triggered the construction script potentially breaking their art pipeline. The licensee mentioned the cause is likel ...
Enhanced Input Pressed Trigger firing twice
UE - Gameplay - Input - Apr 14, 2024GetTriggerEvent() in a function bound to an enhanced input action in C++, returns "Triggered" when bound to the "Started" trigger event. ...
VR | Collaborative Viewer Template | VR and Non-VR Keyboard toggle doesn't work
UE - Content - Template - Apr 12, 2024SkeletalMeshActor flickers rapidly when PhysicsAsset contains multiple boxes.
UE - Anim - Synthesis - Apr 12, 2024SkeletalMeshActor using a PhysicsAsset with custom box shapes may flicker rapidly in Editor when not selected, and also flickers in PIE mode. If occlusion culling is disabled the flickering stops. ...
Take Recorder - Viewport Freezing and Performance Degradation When Recording Without Subsequences
UE - Anim - Sequencer - Take Recorder - Apr 11, 2024Description: In Unreal Engine 5.4, when recording camera movements using the Take Recorder with the "Record Sources Into Sub Sequences" option turned off, significant viewport freezing and performan ...
Add error message when unable to delete external actor file on disk
UE - World Creation - Worldbuilding Tools - OFPA - Apr 11, 2024Clear Coat looks incorrect in the Preview when Energy Conservation on Material is enabled for non Substrate rendering
UE - Rendering Architecture - Materials - Apr 11, 2024Enabling Energy Conservation on Material makes Clear Coat Material look weird in Preview. It looks fine in the Level Editor, but not in any "Preview" type viewport (Material Editor, Asset Thumbnails ...
Iris - Destruction of initially dormant actor not replicated to clients
UE - Networking - Iris - Apr 9, 2024Without Iris enabled, UNetDriver::NotifyActorDestroyed will handle creating destruction info for dormant actors, including any initially dormant, statically placed actors. However, this path seems t ...
[Substrate] Workaround for DXC problem with roll unlooping
UE - Graphics Features - Substrate - Apr 8, 2024We should get to the bottom of this workaround and revert it eventually. Reported here: [Link Removed] ...