Setting GDelayTrimMemoryDuringMapLoadMode = 2 causes crash on same map reload

UE - Framework - Jan 8, 2024

GDelayTrimMemoryDuringMapLoadMode is a CVar that controls whether a garbage collection should take place during map change after unloading the previous map and before loading the new one. By default ...

Shadow map z-fighting when using Overlay material

UE - Platform - Mobile - Jan 8, 2024

LevelStreamingPersistence plugin improvements

UE - World Creation - Worldbuilding Tools - World Partition - Dec 29, 2023

UDN: [Link Removed]Fix SaveToFileCommand : [Image Removed]Problem with private properties serializing structs:[Image Removed]Add support for runtime instantiated UObject classesAdd single restore c ...

UDeveloperSettings change delegate not executed on import

UE - Editor - Workflow Systems - Dec 22, 2023

From UDN case #00655218: We extensively use the UDeveloperSettings class to automatically register project and editor settings for the different C++ plugins we build. For instance : UCLASS(config ...

Copy Actors out of play mode ( 5.3.1 )

UE - Editor - Workflow Systems - Dec 22, 2023

From UDN case #00645621: Is it possible that this function has been deactivated? In 5.03 I can copy objects from the game mode. ...

Casting is not working as expected for interfaces in python

UE - Editor - Workflow Systems - Dec 22, 2023

GetMonitorSizeFromEDID may fail to acquire the native resolution for ultrawide monitors

UE - Foundation - Dec 20, 2023

For some ultrawide monitors, UE may not correctly fetch the native resolution. GetMonitorSizeFromEDID attempts to retrieve native resolution from the Detailed Timing Descriptor of the EDID, but thes ...

MRQ Linux/Mac - Log Spam: Unable to statfs('/render_output_path.{ext}')

UE - Anim - Sequencer - MRQ - Dec 20, 2023

When rendering with MRQ on Linux and Mac (not Windows), there is a lot of statfs log spam that appears repeatedly during the render: LogCore: Warning: Unable to statfs('/render_output_path.{ext}' ...

Startup Movies in Lyra Flicker and trigger ensure: "Only one system can use the SlateThread at the same time. GetMoviePlayer is not compatible with PreLoadScreen."

UE - Media Framework - Dec 20, 2023

When adding startup movies to Lyra, the movie playback flickers and an ensure conditions fails with the message: Ensure condition failed: bSuccess [File:D:\build\++UE5\Sync\Engine\Source\Runtime\M ...

Investigate copying over PhysMaterialOverride for BodyInstances in Packed Level Actors

UE - World Creation - Worldbuilding Tools - Level Instances - Dec 19, 2023