Unreal Engine Issues

Disabling DFAO prevents landscape from contributing to Lumen scene

From licensee: We disabled DFAO on our project (using r.DistanceFieldAO 0) to replace it with Lumen occlusion, as the combination of both was creating dark blobs under bushes and grass. However, we ...

Add BP function that returns the list of DataLayerInstances in the DataLayerManager

A licensee doesn't have access to all DataLayerInstances of the DL Manager via Blueprint. [Link Removed] ...

[AI] Nav Modifier Volume inside of a Level Instance does not update navmesh when moved

The issue is seen when using a normal navmesh inside of a World Partitioned level. Adding a Nav Modifier Volume to a Level Instance, and placing the Level Instance in the world will affect the navme ...

Fracture Tool - Popup menu for tree items on the Geometry Collection Outliner is missing the option "Static" for setting "Initial Dynamic State"

As reported by the customer in the related UDN case, when right-clicking a tree item on the Geometry Collection Outliner inside the Fracture Tool, the popup menu should display 4 options for setting ...

Landscape Resize Tool Stall

From licensee: We're trying to reduce component count on our landscape using the resize tool. When modifying the landscape execution never completes. When I hit pause and get a breakpoint to see wh ...

Insufficient stack size in async MediaCapture thread

Reported from our partner Babooblab: The UDN Customer does not give any detailed information to reproduce the issue. However they specify the kind of issue (stack overwflow) and give a possible sol ...

Gameplay Tags: Consider tag redirects in RequestGameplayTag()

Users can obtain a FGameplayTag reference by calling FGameplayTag::RequestGameplayTag(TagName) passing in a path like MyCategory.MyGameplayTag. Users can rename INI-defined tags in the editor via t ...

Material Editor Crash on Parameter name that is shared in Material function

Control rig functions can't be accessed from other control rigs after save on compile

It looks like there is an issue with control rig functions and the save on compile option.  When a control rig is saved via this setting, public functions within the control rig can't be referenced ...

Getting Emitter.NumParticles on Niagara's GPU compute sim returns 0

This problem looks like the following parameters are not defined correctly. The correct parameter is Engine_Emitter_NumParticles. Engine_Emitter_NumParticles and PREV_Engine_Emitter_NumParticles .\ ...