GetMousePosition - top and left edges incorrect on Linux

UE - Platform - Linux - May 4, 2020

At times if the cursor is in the top/left edges the x/y get mouse position can fail ...

Allow deferred actor spawning to add network actors in FinishSpawning

UE - Networking - Mar 28, 2022

Currently an actor must be marked replicated before spawning in order to properly be added to any net drivers through AddNetworkActor. We should consider allowing that to happen later in the proces ...

Motion Matching - PoseSearchDatabaseAsyncCacheTask::CreateKey is nondeterministic

UE - Anim - Gameplay - Aug 19, 2022

This is caused by use of MakeMemoryView on arrays of structures in PoseSearchFeatureChannels.cpp. Need a proper serialization path for hash key gen here. ...

Fbx scene importer: memory corruption

UE - Editor - Content Pipeline - Import and Export - Oct 27, 2022

Interchange: racing condition when InterchangeWorker.exe is not built

UE - Editor - Content Pipeline - Import and Export - Jan 30, 2023

Crash during cloth initializations while the debug materials are being loaded.

UE - Simulation - Core - Feb 15, 2023

The FGCObject::AddReferencedObjects() can be called during the LoadObject for the cloth debug materials, while the material object pointers are not yet initiliazed, causing the editor to crash. ...

Meta “AllowClasses” doesn’t filter in TArray using class

UE - Editor - Workflow Systems - May 17, 2023

This occurred when we use a class and variable TSubclassOf<UObject>, TObjectPtr<UClass>, TSoftClassPtr<UObject>. [Image Removed] ...

Masked material MSAA bug

UE - Rendering - Architecture - Jun 30, 2023

This appears to be coming from the ResolveSceneColor pass. ...

Lumen Leaking and Reflection Flickering

UE - Rendering - Architecture - Jul 18, 2023

Hair Culled but still evaluated

UE - Graphics Features - Jul 19, 2023