Unreal Engine Issues
Unreal Engine Issues
Editor becomes unresponsive/freezes when a Geometry Collection is destroyed by a Hit Event while simulating
UE - Simulation - Physics - Destruction - Apr 19, 2023This is a regression. Tested in //UE5/Release-5.1 CL23901901 When a geometry collection is destroyed by an On Hit event the editor becomes unresponsive and never recovers. No crash is generated. ...
Lumen tile classification flicker
UE - Graphics Features - Lumen - Apr 19, 2023While we suggest using screenpercentage at 25%, it is visible at higher percentages. Video showing the flickering:https://udn.unrealengine.com/s/contentdocument/0694z00000Qw4jPAAR ...
Skeletal Mesh component that uses Anim BP does not translate after swapping root bone on particular Anim section in Sequencer
UE - Anim - Anim in Engine - Apr 19, 2023Repro Rate: 5/5 Regression: Unconfirmed - Functionality is not implemented in previous version Skeletal Mesh with default slot Anim BP applied does not translate after Swap Root Bone on particular ...
DataTable with structures containing TArray and TMap keeps increasing memory while no rows are selected
UE - Editor - Workflow Systems - Apr 18, 2023When using a DataTable based on a structure that includes TArray or TMap, if a row is not selected, the memory usage will continue to increase. This is because in SDetailsViewBase::Tick, ForceRefr ...
TSR: Implement adapative sharpening in the TSRResolveHistory.usf based of the number of pixel accumulated in history
UE - Graphics Features - Apr 14, 2023Assert during HLOD Mesh Build with Degenerate Triangles in a Mirrored Mesh Instance
UE - Editor - Content Pipeline - Import and Export - Apr 14, 2023Licensee reports an issue with MeshDescription indexing when reversing a degenerate triangle. ...
MaterialBaking LocalSpace Issue
UE - World Creation - Worldbuilding Tools - Merge Actor - Apr 14, 2023See attached project for a good repro ...
Custom Transition Notification Events are not searchable in Find in Blueprint
UE - Anim - Gameplay - Apr 14, 2023Custom Transition Notification Events in ABP's StateMachine are not searched. Therefore, users cannot search where a particular Custom Transition Notification Event is defined. ...
Level Instancing and Is Editor Only Actor flag
UE - World Creation - Worldbuilding Tools - Level Instances - Apr 13, 2023WP handles PIE Editor only properly (doesn't load the actors at all) but the old level streaming system just hides them through the FPrimitiveSceneProxy. So in this instance, the bug is that the Lev ...
CopyFileUnderSourceControl Fails on Already Resolved Files
UE - Editor - Workflow Systems - Apr 12, 2023CopyFileUnderSourceControl has instances when the response is not a success even though the files are copied successfully under source control. It seems FPerforceCopyWorker::Execute() tries to reso ...