Merging static mesh actors results in static mesh sockets getting lost

UE - World Creation - Worldbuilding Tools - Merge Actor - Apr 26, 2022

Licensee reports that merging two static meshes results in any sockets disappearing in the resultant merged mesh. "essentially I want to "hard code" the materials and sockets to the static meshes s ...

Foliage Instance Static Meshes do not affect the Navmesh

UE - AI - Navigation - Apr 25, 2022

Foliage Instance Static Meshes do not affect the Navmesh. I tried changing the Custom Navigable Geometry to 'Yes' & 'Even if Not Collidable' but got the same results. Repro Rate: 4/4 Tested this i ...

Movie Render Queue Renders Black Frames when MultiSample Effects Are Disabled

UE - Anim - Sequencer - MRQ - Apr 25, 2022

Occurs 5/5 times. When 'Disable Multisampling Effect' is enabled, the Render Warm Up is set to 0, and the Custom Playback Range is set to a small value, frames render out fully black. Regression d ...

Sequencer Frames Render Black When Four or Less Frames Are Rendered

UE - Anim - Sequencer - MRQ - Apr 22, 2022

Occurs: 5/5 times **MRQ renders black frames when custom playback range is set to four frames or less. Regression does not occur: tested using //UE4/Release-4.27 @ CL 18429761 GH Note: Issue does ...

Distance Cull Fade Node on Material does not work with Skeletal Mesh

UE - Rendering - Materials - Apr 22, 2022

The licensee reports that this issue is caused by the following code not performing a Buffer update. .\Engine\Source\Runtime\Renderer\Private\ShaderBaseClasses.cpp void FMeshMaterialShaderElementD ...

Mesh painting on staticmesh doesn't always apply Colors to All LODs

UE - Editor - Content Pipeline - Asset Build - Apr 18, 2022

See the video [Link Removed] ...

Child Actor Components do not update their internal properties when applying instance changes to other instances

UE - Gameplay - Components - Apr 14, 2022

Child Actor Components do not update Materials when applying instance changes to other instances. Repro Rate: 3/3 Tested this in //UE4/Release-4.27 @ CL#18319896 and the issue did occur there, it ...

Network Prediction plugin: improve behavior when switching net roles

UE - Gameplay - Network Prediction - Apr 13, 2022

We need a mechanism to gracefully handle cases when an NP-simulated object changes net roles from autonomous to simulated, and vice versa. The most common case happens when a client player possesses ...

Unable to pass Enum from AnimBP to ControlRig successfully

UE - Anim - Rigging - Control Rig - Apr 7, 2022

ControlRig doesn't work as expected because I can't pass an Enum from AnimBP to ControlRig. If it is a RigElementKey of Struct instead of ERigElementType, it works normally. This is the current wor ...

[Console Commands] - au.debug.sounds.sort priority shows all sounds as priority 1.0 when volume scaling is bypassed or sound is 2D

UE - Audio - Voice Management - Apr 5, 2022

The priority display does not correctly reflect the set priorities of sounds when they are not being attenuated or when Bypass Volume Scale for Priority is Enabled. If a sound is attenuated and scal ...