Unreal Engine Issues

GameplayDebuggerCategoryReplicator can be unexpectedly hidden on clients

The GameplayDebuggerCategoryReplicator calls SetActorHiddenInGame(!bIsLocal) during its BeginPlay, so this actor is hidden on the server but visible on the client. However, bHidden is a replicated v ...

Editor fails to p4 add actor asset when WP map is checked out

Changing the world setting (or possibly anything that dirties a map) of a World Partition map that has been checked out by another user and then adding a new actor will cause the Save prompt to not ...

Lumen Software Raytracing has big lighting difference comparing to Hardware raytracing

StreamingLevels are not marked pending kill causes missing necessarily object references cleanup

[MRQ] Simulating in editor during runtime rendering causes an assertion to fail after rendering is done

Simulating in editor during runtime rendering causes an assertion to fail after rendering is done. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue did not occur there ...

Visual Studio integration plugin is required to compile when using Rider IDE

Rider integration and RiderLink plugin was in beta during UE5 Early release and is now in release with UE5 5.0.0 Release. [Link Removed] Due to the above information, it seems we can not test regr ...

Adding a new layer will shuffle previously named layers

[Sound Cue][Open World] - Crash when creating a Sound cue from an Ambient Sound actor on an Open World map

When trying to recreate an issue that resulted in [Link Removed], I came across this call stack.   Regression testing done in //UE4/Release-4.27.2 CL-18427296 and this issue did NOT happen. ...

Parameter distributions can be reset to None in Cascade Particle Systems, causing Cascade to Niagara conversion to crash the editor.

Cascade to Niagara conversion causes the editor to crash due to any distribution parameter in the Particle Emitter being reset to none. Repro Rate: 4/4 Tested this in //UE4/Release-4.27 @ CL# 1831 ...

"For Each" Node doesn't show up in UMG Graph until an Actor BP is loaded

[Link Removed] ...