LLM PlatformProcessMemory calculation ignores VRAM, and its calculation of how much memory is used by the process is too low

UE - Foundation - Sep 29, 2023

FLowLevelMemTracker::TickInternal() the ELLMTag::Total (and therefore ELLMTag::Untracked) memory amounts are calculated based only on the result of FPlatformMemory::GetStats(), which on the Windows ...

Properties not serialized when moving actor/component depending on unrelated specifiers

UE - Framework - Blueprint - Sep 25, 2023

When an actor is moved on the level editor viewport, it is reconstructed along with its components, which at first makes their properties reset to their default state. Thankfully, this does not happ ...

AR Utilities plugin requirement missing from 5.3 documentation

Docs - Sep 25, 2023

Setting Up a New AR Project page for 5.3 is missing important information about including the AR Utilities plugin. https://docs.unrealengine.com/5.3/en-US/setting-up-a-new-ar-project-in-unreal-en ...

Fractured Geometry Collection triggers a crash when colliding with an Animation Blueprint with a Rigidbody Node

UE - Simulation - Physics - Character - Sep 25, 2023

This is not a regression. Tested in //UE5/Release-5.2 CL26001984 The editor crashes when a physics asset of an animation with rigid body collides with geometry collection. ...

Crash when editing nested Blueprint structures

UE - Gameplay - Blueprint - Sep 22, 2023

See submitter's analysis here: [Link Removed] ...

BuildCookRun: EnablePlugins parameter generated improper cooking command line.

From the UDN post that reported the problem:  The BuildCookRun Automation script offers a commandline option called -EnablePlugins= which allows the user to specify additional plugins that should ...

Dataprep Import Causing Unloaded Stream Levels to Reappear in Editor

UE - Editor - Content Pipeline - Visual Dataprep - Sep 22, 2023

Setting a Sound Wave variable by the drop down menu of a Macro results in a missing properties error for Duration

UE - Gameplay - Blueprint Runtime - Sep 20, 2023

This is not a regression. Tested in //UE5/Release-5.2 CL26001984 When using the drop down to select a sound wave asset as an input for a Macro then getting the duration of the sound wave within the ...

Unable to play replays with custom GameNetworkProtocolVersion set at runtime

UE - Networking - Sep 20, 2023

It seems that when comparing the custom versions for a replay (in the "operator<<" defined in ReplayTypes.cpp), the value retrieved from the FCurrentCustomVersions is not the value set at runtime, b ...