Not sure what that error means. Here is my tree definition:
<kendo-treeview
textField="text"
[nodes]="data"
kendoTreeViewExpandable
kendoTreeViewSelectable
kendoTreeViewHierarchyBinding
childrenField="items"
>
</kendo-treeview>
And here is one from the Doc:
kendo-treeview
[nodes]="data"
textField="text"
kendoTreeViewExpandable
kendoTreeViewSelectable
kendoTreeViewHierarchyBinding
childrenField="items"
>
</
kendo-treeview
>
Trying very hard to see a difference.
Thanks