Unreal Engine Issues

Setting GDelayTrimMemoryDuringMapLoadMode = 2 causes crash on same map reload

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 ...

UDeveloperSettings change delegate not executed on import

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 )

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

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

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}' ...

Cannot set background color for UI Domain material preview

Unexpected resimulations after a client possesses a moving pawn

If a player possesses a moving NPP-simulated pawn, there is some kind of logic problem where a reconciliation immediately is triggered, and resimulations keep streaming for a long time. This proble ...

Paste of subcategories does not work

Per instance custom data and Material Layers issue

[AI] ZoneGraph does not update build settings when changed in project settings

The build settings for ZoneGraph do not get refreshed after the editor loads. Changing the snap distance or the snap angle will not be reflected in the ZoneGraph until you reload the editor. You can ...