Unreal Engine Issues

Crash After Reimporting Static Mesh With Added Material Slot

After importing a mesh without any materials assigned, if you add a material slot and save the material. Reimporting this mesh will cause a crash. The only way to avoid this crash is to import a me ...

Reimport Ignores Convert Scene Unit and Convert Scene Settings

When importing an FBX with a unit scale that is different from UE4's unit scale it will import correctly by unchecking Convert Scene Unit and leaving Convert Scene checked. If you reimport the mesh ...

Reimport FBX does not correctly update frame-rate

This is an issue with the sequencer model, it does not clear its bPopulated flag so doesn't allow for changing the frame-rate to a non-compatible (multiple/factor off FPS). ...

FBX objects with "ncl1" suffix conflict with "Combine Meshes" disabled

FBX objects with "ncl1" suffix conflict with "Combine Meshes" disabled I've found that you can name objects with identical names(For example, "Test") in 3DS Max or Maya (they must be under differe ...

LIVE: EDITOR: FBX: Combined Meshes Flag does not work when importing multiple LODs in a single FBX

BRANCH: MAIN CHANGELIST: 2322258 PLATFORM: Windows DESCRIPTION: When importing a mesh into the editor if there are multiple LOD setup meshes in a single FBX they will not import as a single asset w ...

[Crash]-[Reimport] - Crash on reimporting CAD file with deleted light sources

Fbx re-import material issue on LOD 1 and more

When the material order of embedded fbx LOD change differently in LOD 0 and LOD 1, the LOD 1 is wrongly assign when re-importing. ...

Importing FBX from blender causes crash

Importing FBX model with Shape Keys crashes editor. This crashes in the SDK so we dont have control over it. Given that this is one of the first things we do on import it is unlikely we are corrup ...

[Interchange] Adding fbx file to monitored folder triggered legacy import

The import dialog window is the legacy one and not the Interchange one. Auto reimport of modified FBX seems to be working properly with legacy or interchange selected depending on the CVar Rep ...

FBX Import into Level node rotation

User has pointed out that generating FBX files through C++ causes the level nodes and a light node. I'm not fully versed with this, so the notes from the user may be more helpful for their descript ...