I have a joined dataTable i got from joinning excel sheets
i was trying to write datatable to excel and i keep getting this error Main.xaml: (2): error BC30652: A reference to assembly ‘System.Xml.ReaderWriter, Version=6.0.0.0, Culture=neutral, PublicKeyToken=b03f5f7f11d50a3a’ containing type ‘IXmlSerializable’ is required. Add one to your project.
i dont know where does the problem comes exactly