Unreal Engine Issues
Unreal Engine Issues
Nanite TwoSidedSign is backwards
UE - Graphics Features - Nanite - Apr 10, 2025The value of MaterialExpressionTwoSidedSign is flipped when calculating the Opacity Mask for Nanite meshes. This seems to be a regression in 5.5. ...
XR - Volumetric Clouds - VM Clouds appear overtop of meshes in the right-eye
UE - Graphics Features - Apr 10, 2025When the user changes the Volumetric Render Target Mode, the Volumetric clouds in a scene will render in front of Static Meshes in the Right-Eye. ...
[CrashReport][Crash] UnrealEditor-Core!IMemoryReadStream::CopyTo()
UE - Rendering Architecture - Apr 10, 2025Intermittent crash in virtual texture transcode. Usually mempy from nullptr but also occasionally we see the same callstack with memcpy to random location. ...
Investigate PythonScriptPlugin module load order for preload module
UE - Editor - Workflow Systems - Apr 10, 2025init_unreal.py loads with errors from ML deformer module which has dependencies that are not loaded in -game runs of the editor
UE - Anim - Synthesis - ML Deformer - Apr 10, 2025[Mootools Bug] SKP import - Mirrored groups will display with the default material in Keep Hierarchy imports
TM - Interoperability - Apr 10, 2025Reported in SF [Link Removed] SketchUp models containing grouped elements that are mirrored will incorrectly display these elements with the default material when imported using the Keep Hierarchy ...
LED walls with images or videos are not working.
TM - Tools - Apr 10, 2025Crash when attempting to change the parent of a material instance constant through editor scripting
UE - Rendering Architecture - Materials - Apr 9, 2025The built-in class "UMaterialEditingLibrary" provides various editor scripting functions related to creating and editing materials and material instances. One of these functions, UMaterialEditingLib ...
Animation - Imported fbx animation mesh appears distorted
TM - Tools - Apr 9, 2025Reported by user in SF [Link Removed] An animated FBX file from Mixamo appears with a distorted mesh inside Twinmotion. Distortion appears regardless of settings used for import. ...