Created Unassigned: Issue enumerating Pivot tables in xlsx.. [9196]

Hi.
Anyone has issues accessing Pivot tables?
.WorkSheet.PivotTables.Count() returns 0 ..

... yet, when I access the xlsx via OpenXML, i can see the Pivot...

using ClosedXML ver 0.69.1.0 on Framework 4.0 ... please advise, thanks....