Can't create a 3d mesh

Hi im trying to create a 3d mesh of the tea machine and i keep getting this error.
I cant even do a stand alone re color

The Sims 4 Studio - Version 3.2.0.3

The Sims 4 Studio - Version 3.2.0.3

System.NullReferenceException: Object reference not set to an instance of an object.

at S4Studio.Shared.StyleCollectionEditor.<>c__DisplayClass28_1.<ResetSwatch>b__3(StyleOption y)

at System.Linq.Enumerable.Any[TSource](IEnumerable`1 source, Func`2 predicate)

at S4Studio.Shared.StyleCollectionEditor.<ResetSwatch>b__28_1(StyleResource x)

at System.Linq.Enumerable.WhereArrayIterator`1.ToArray()

at System.Linq.Buffer`1..ctor(IEnumerable`1 source)

at System.Linq.OrderedEnumerable`1.GetEnumerator()+MoveNext()

at S4Studio.Shared.StyleCollectionEditor.ResetSwatch()

at S4Studio.Shared.StyleCollectionEditor..ctor(BuyBuildSims4CustomContent parent)

at S4Studio.ViewModels.ObjectCustomContentViewModel..ctor(IWindow window, IResourceProvider globalFiles, IDBPFPackage localPackage, UInt64 prototype_id)

at S4Studio.Shared.StudioDocumentModel.LoadViewModel()

at S4Studio.Shared.StudioDocumentModel.UpdateDocs()

at S4Studio.Shared.StudioDocumentModel.set_Package(IDBPFPackage value)

at S4Studio.MainWindow.LoadProject(String full_path)