When trying to replace an entire course, it spits out this error.

[Haihatu]

It's kind of hard to explain through text, so I made a short video showing how to get the error found here.

Index was out of range. Must be non-negative and less than the size of the collection. (Parameter 'index')
at System.Collections.Generic.List1.get_Item(Int32 index)
at CafeLibrary.FSHP..ctor(ResFile resFile, FSKL skeleton, Model model, Shape shape, List1 materials) in C:\projects\track-studio\Plugins\CafeLibrary\Bfres\Editing\Nodes\ModelWrapper.cs:line 2006
at CafeLibrary.FMDL.ReloadModel() in C:\projects\track-studio\Plugins\CafeLibrary\Bfres\Editing\Nodes\ModelWrapper.cs:line 285
at CafeLibrary.FMDL.ImportModel(Model model, List1 materials, ModelImportSettings settings) in C:\projects\track-studio\Plugins\CafeLibrary\Bfres\Editing\Nodes\ModelWrapper.cs:line 511
at CafeLibrary.FMDL.ImportModel(String filePath, Boolean replacing, Action onImported) in C:\projects\track-studio\Plugins\CafeLibrary\Bfres\Editing\Nodes\ModelWrapper.cs:line 427
at CafeLibrary.FMDL.ReplaceDialog() in C:\projects\track-studio\Plugins\CafeLibrary\Bfres\Editing\Nodes\ModelWrapper.cs:line 396