Unreal Engine Issues

Nanite material audit reports null material when WorldGridMaterial replaces a deleted material in the editor

Workaround it to reassign a material to the mesh and resave ...

Ensure and crash when using voice chat during seamless travel

If an instance starts seamlessly travelling while talking in the session's voice chat, the ensure in FScene::Release will be hit, often with the instance then crashing soon after (such as in FAudioD ...

Inherited UserWidgets can't create animations that bind to widgets on their parent's WidgetTree

Animating an inherited widget from a child UserWidget class appears to work, but the bindings don't resolve properly and the animation is null at runtime. This workflow should either be supported, o ...

[Audio Synesthesia] - Setting a Synesthesia NRT's settings to None crashes editor

Setting an Audio Analysers NRT settings to None crashes the editor. Assertion failed: nullptr != LoudnessSettings [File:D:\SMoyls_UE5_Release-5.1\Engine\Plugins\Runtime\AudioSynesthesia\Source\Audio ...

Nanite Meshes appear to glow with Skylight stationary mobility

[Image Removed][Image Removed] ...

[MetaSounds] - Inputs, Outputs, and Variables are not allowing spaces in the member name

UE does not allow to have spacing for array in MetaSound PatchThis occurs in MetaSound Source as well Regression checked and occurs on //UE5/Release-5.1 @ CL 22805038 - P4V Repro Rate : 4/4 ...

Editor asserts when deleting a morph target from a skeletal mesh

[MetaSounds] - Outputs of nodes being used in a composed graph do not have animations

Outputs on composed nodes are not animating.  [Image Removed] ...

Nav octree memory is not correctly reporting memory usage.

STAT_Navigation_CollisionTreeMemory and STAT_NavigationMemory are not accounting for DEC_MEMORY_STAT_BY OctreeSizeBytes in the navoctree destructor. It appears STAT_Navigation_CollisionTreeMemory E ...

Creating a new C++ class derived from Instance Foliage Actor fails to link

This is not a regression. Tested in //UE4/Release-4.27 CL 18319896 Creating a new C++ class derived from Instance Foliage Actor fails to compile. User reported this issue after they tried to includ ...