Interchange: Forcing "Bind Pose Time Zero" to true doesn't always give good result

UE - Editor - Content Pipeline - Import and Export - Nov 6, 2024

When using the legacy fbx importer with time zero option to true the skinning is good. So its a regression. Would be awesome if it can be fix in 5.5.1 ...

Cannot create FBXEportOption in blueprints

UE - Anim - Sequencer - Jan 5, 2021

The class UFbxExportOption is not specified as a blueprint type, so it cannot be constructed in blueprints. This class is needed for exporting FBX files from a sequence, which means this functionali ...

Incorrect axis alignment when Importing camera anims from Maya to Matinee

UE - Editor - Content Pipeline - Import and Export - Feb 14, 2015

We have trouble importing camera anims from maya to matinee. In Maya - the axis looks correct... (Z) up... but when the object arrives in UE4 the axis is wrong. The object points in the wrong direc ...

Crash with assigning APEX Cloth that uses a custom graphical mesh

UE - Simulation - Physics - Feb 24, 2015

When a graphical mesh is used to create a lower LOD for cloth assets and the Cloth FBX has the APB assigned to the material for the cloth there will be a crash. ...

If Import animation is not enabled then morph targets will not be imported even if the model has them.

UE - Editor - Content Pipeline - Import and Export - Feb 1, 2017

Importing an asset with morph targets enabled, but with import animation disabled does not import morph targets. Note: if you open the asset and press re import the asset's blend shapes will reimpo ...

Morph targets aren't imported with Import Animations Disabled

Tools - Mar 20, 2017

Morph targets don't appear on initial import of fbx with Import Animations Disabled Regression: YES Worked: 3249277 (4.14.3) Broken: 3299760 (4.15.0) ...

Grouping of multi-part Skeletal Mesh LODs causes only one part to import

Tools - Mar 11, 2016

When setting up Skeletal Mesh LODs, groups within an LOD Group in Maya are now accepted on import as of 4.12. However, it only brings in one mesh from the group. See attached image and fbx ...

Animations on joints with ZXY Rotation Order don't work in 4.10

Tools - Dec 15, 2015

Animations on joints with ZXY Rotation Order don't work in 4.10. The attached fbx has an animation that should show the thigh_l joint rotating back and then back to default position. This bug does ...

Generate Lightmap UVS Doesn't Update the Lightmap Coordinate Index

Tools - Jul 23, 2018

When importing an fbx file and using 'generate lightmap uvs', the light map coordinate index will not update correctly. Working properly in 4.19 CL# 4033788 Found in 4.20 CL# 4212847 and 4.21 CL# ...

Manually importing LODs are rotated 90 degrees when using Transform Vertex to Absolute

Tools - May 26, 2016

When importing a Static Mesh if you use the default settings and then manually import any LODs for that static mesh they will be rotated by 90 degrees. I found that disabling Transform Vertex to A ...