TAttributeContainer::CopyFrom crashes when container contains invalid bone indices for active mesh

UE - Anim - Runtime - Jun 16, 2024

Currently there's no validation within the animation attribute container that bone ids are valid.  This means that client/game code can add attributes with invalid bone ids into the container and th ...

Distant mesh / vista have visible Lumen bounces

UE - Rendering Architecture - Jun 15, 2024

Objects far outside of the Lumen Scene don't temporally accumulate screen traces, leading to heavy flickering. It appears that the temporal reprojection is failing when comparing the depth in "Scree ...

Special characters in file names are not escaped on Perforce commands

UE - Editor - Workflow Systems - Jun 14, 2024

Files and directories with special characters %, @, * and # are not escaped when sent to the P4 Client API. For example, an '@' character is common in root workspace folders when using concurrent bu ...

PIE with split screen prevents some drop down menus from working in Sequencer

UE - Editor - UI Systems - Slate - Jun 14, 2024

Create a level sequence, add an audio track and an event trigger track to the sequenceAdd a keyframe to the event track and create a new endpoint for the keyAdd an audio section to the audio trackIn t ...

ULidarPointCloud memory leak

UE - Editor - Content Pipeline - Jun 14, 2024

OBJ file imports with wrong scale and orientation.

TM - Interoperability - Jun 14, 2024

I've also attached an FBX of the same mesh for reference. [Link Removed] [Image Removed] ...

Cannot continuously change Bone Name in SkeletalMesh Sampling Settings

UE - Anim - Jun 14, 2024

An access violation occurs in FNiagaraSkeletalMeshRegionBoneFilterDetails::HandleBoneNameComboBoxSelectionChanged() due to StringItem is nullptr. SkeletalMeshRegionCustomization.cpp void FNiagaraS ...

Dependent values of CVars for animation budget allocator are not correctly updated when setting from ini

UE - Anim - Runtime - Jun 14, 2024

It seems that the FConsoleVariableDelegate used with CVars in AnimationBudgetAllocatorCVars.cpp does not get called when values get set initially from ini (e.g. DefaultEngine.ini) so dependent value ...

UGS perforce login does not work with 2FA flow

UE - EngineOps - UGS - Jun 13, 2024

The perforce login flow for UGS does not properly handle a perforce server using 2FA login flow ...

Loading blueprint with soft actor reference during PIE corrupts data

UE - Foundation - Core - EditorLoader - Jun 13, 2024

The Soft Object Path loading code has special case logic for loading from Play In Editor, which tries to remap paths from the editor version of a map to instead point to an actor in a specific clien ...