I'm not sure if I discovered the same issue on other builder-classes/methods.Code:var x=Html.X();
// This doesn't work:
x.NestedList.Store(x.TreeStore());
// Workaround:
x.NestedList.Store(c => c.Add(x.TreeStore()));
// For the Grid, the Store method works as excepted:
x.Grid().Store(x.Store());