Crash on packaged dedicated server when a uproperty is marked as both replicated and editor-only

UE - Foundation - Cpp Tools - UnrealHeaderTool - Nov 26, 2024

In some situations, it can be useful to have a replicated editor-only C++ property (For example, the user that reported this issue was attempting to replicate settings to the client for game designe ...

When trying to snap selected foliage down to the ground using end key, if the mesh has collision complexity to "Use Simple Collision As Complex" and foliage collision preset to "BlockAll", the foliage selected will not move.

UE - World Creation - Worldbuilding Tools - Foliage - Dec 5, 2024

Using the "end" key on foliage selected with collision preset to "BlockAll" and the mesh collision complexity set to "Use simple Collision as Complex", the foliage will not move. This is wrong becau ...

Niagara module inputs don't handle bitfield enums correctly

UE - Niagara - Feb 17, 2025

As one clicks on the enum fields trying to form an input, the log is written with a variation of the following: [2025.02.14-17.42.38:940][521]LogNiagaraEditor: Error: Error getting default value fo ...

Enhanced input user settings file on consoles may behave unexpectedly after login change

UE - Gameplay - Input - Feb 27, 2025

The user settings seem to be initialized incorrectly. I think that this might be because, technically, when you log out and sign back in we might use the same ULocalPlayer in some cases on the conso ...

Physics constraint component doesn't work when placed inside a child actor, while using world partition and streaming is enabled

UE - Simulation - Physics - Mar 21, 2025

Context: In a World partition level, to reduce complexity and provide a scalable solution when creating new projects, grid cell streaming can be enabled. Problem: The problem is that physics constr ...

ChaosCacheManager is not reproducing Trailing Events

UE - Simulation - Physics - Mar 28, 2025

ChaosCacheManager (CCM) is not reproducing Trailing Events. Particles set to track Trailing Events correctly follow the position of the trailing event when the Geometry Collection (GC) is physically ...

ChaosCacheManager is not reproducing Collision Events the second time you Record and Play

UE - Simulation - Physics - Mar 28, 2025

ChaosCacheManager (CCM) is not reproducing Collision events the second time (and onwards) we record a Geometry Collection (GC) breaking session. Particles set to track Collision Events correctly fol ...

ChaosCacheManager is not recording the Observed GeometryCollections NotifyBreak states between level loading and will default to false if changed from Record to Play

UE - Simulation - Physics - Mar 28, 2025

ChaosCacheManager (CCM) is not recording the Observed GeometryCollections (GC) NotifyBreak states between level loading and will default to false if changed from Record to Play. AChaosCacheManager ...

Crash when running "MAP REBUILD ALLVISIBLE" with hidden sublevels and then changing maps

UE - World Creation - Worldbuilding Tools - Sep 1, 2025

Running the MAP REBUILD ALLVISIBLE editor command when the current map contains hidden sublevels causes a crash upon changing maps. The issue seems to be related to hidden sublevels being cleared in ...

Creating a new level in content browser does not give user option of default/empty level

Tools - Sep 8, 2015

Creating a new level in the content browser does not give user the choice of a default or empty level. ...