The cloth mask vertexcolor is not updated when re-importing new vertexcolors

UE - Simulation - Physics - Character - Oct 7, 2019

The function UClothingAssetFactory::ImportToLodInternal that set the FClothPhysicalMeshData structure is not call again when we re-import so the vertex colors are not updated. ...

OBJ file causes a `Debug Assertion Failed!` error

UE - Editor - Content Pipeline - Import and Export - Dec 23, 2015

When importing this users file of an OBJ asset there will be an assertion failed error. On the import message if you hit "ignore" until the mesh imports all will work in 4.10 or later. This was no ...

Reduced Tessellation at edge when using world displacement

UE - Graphics Features - Jan 11, 2016

Adding a material to a mesh that is affected by world position offset has reduced tessellation around the meshes edges. This is seen when viewed in wireframe and is influenced based off of the angle ...

After importing morph target: Ensure condition failed: Referencing SkeletalRenderGPUSkin.cpp

Tools - Sep 23, 2017

Hit handled ensure when dragging the slider in Morph Target PreviewLogOutputDevice: Error: Ensure condition failed: DynamicData->MorphTargetWeights.Num() == LODModel.MorphTargetVertexInfoBuffers.Get ...

Assets Imported Using "Import Into Level" Scaling Does Not Match the Scale of Assets Imported Through the Content Browser

Tools - Apr 12, 2018

Assets that are imported using File < Import to Level, import at a different scale than when importing through the Content Browser Screenshot attached to show difference in scale Meshes were both ...

When doing mesh(SK and SM) re-import, package UMetaData is lost

UE - Editor - Content Pipeline - Import and Export - Dec 10, 2019

To add some meta data to an asset you need to do a "Editor Utility Widget" I create a button that add the metadata to a specific assets here is the onClick graph of my button [Image Removed] I us ...

SBasePoseViewport should use ExtendedBounds, not ImportedBounds

UE - Anim - Rigging - Jun 16, 2020

In accordance with CL-9139422 of [Link Removed], the SkeletalMesh ImportedBounds does not have an Extend operation. However, SBasePoseViewport, the UI for retagettes, continues to use ImportedBounds ...

SK: The build code do not look at the alternate skin to do the welding

UE - Editor - Content Pipeline - Asset Build - Jun 27, 2022

We need to investigate if we want this behavior or not, if we do not weld the base lod vertices, maybe we will have bad mesh behavior when not using the alternate skinning. The consequence of this n ...

Exporting a UE4 Animation into Maya results in wrong skin weight

UE - Editor - Content Pipeline - Datasmith - Importer - Apr 21, 2020

UE4 Mannequin animations are not exporting/importing correctly into Maya. The right hand is bulkier and the left shoulder is dislocated. This was reported and tested in 4.23.1 (CL-9631420). this w ...

"Failed to Merge Bones" window can pop up repeatedly with no "...to all" option

OLD - Anim - Jul 6, 2015

User is experiencing a situation where he gets this window 200 times and no way to get out of it with a single click. ...