#233799 - The NullReferenceException will no longer be thrown while cloning OLE Object in master slide.
SfDataForm
Bug fixes
The OnUpdateValue and OnUpdateReadOnly protected internal virtual methods have been added to the DataFormEditorBase class, which is used to override in DataForm editor class inherited.
XlsIO
Bug Fixes
#227410 - Pivot table field item is now preserved properly while re-saving the Excel file with IsRefreshOnLoad property.
#235570 - Exception is no longer thrown when setting date time value in general format without having date separators.
#233740 - Exception is no longer thrown on converting Excel to PDF with Doughnut chart.