Unreal Engine Issues

I get a compile error when using Particle SubUV nodes and tessellation.

I think tessellation will be discontinued in the future, but I will report it just in case. The licensee is not keen on fixing this problem. ...

Crashes when server travel during voice chat talk

The VoipListenerSynthComponent created by the voice chat will try to be released by the GC after the server travel because it has previous levels and references, but the referenced level does not al ...

State Machine Variable Type Icons Display in the Color White

Occurs 5/5 times State machine variable type icons all display in the color white.  Regression does occur - tested in //UE4/Release-4.27.2 EGL Live @ CL18319896 ...

Global Distance Field Not Working With World->SetNewWorldOrigin

Navmesh does not update according to the volume, when an actor with a navigation volume tied to a parent is moved.

When a NavmeshBoundsVolume or NavModifierVolume is parented to another actor in the outliner, navmesh is not updated along the volume when the parent actor is moved. If the volume is deleted and the ...

Light Complexity view mode crashes if there are hair cards in the scene

The Editor will crash if Groom Hair Cards are viewed with the Light Complexity View Mode. ...

InlineEditConditionToggle Prevents Config Bools from Being Written to Settings .ini File

In a Developer Settings Class, Boolean properties marked with InlineEditConditionToggle do not get written to the associated settings .ini file, preventing configuration settings from being saved pr ...

TSR does not converge while using the color grading widget

TSR (and TAA) does not converge when interacting with the color grading widget, but while keeping the mouse still. This makes it real-time previews more difficult. The expected behavior would be tha ...

FInstancedStruct does not serialise to JSON when used in a DataTable

The JSON export functionality for DataTable relies on a FieldIterator to gather properties. This iterator is unable to gather the properties from the InstancedStruct. CSV export functionality works ...

Landscape overdraw bug

When Landscape GPU Culling is operational, patches of Landscape will have heavy overdraw. This requires Nanite and Lumen to be disabled - the test project is set up with this by default. This quad ...