TheR7angelo

I've got this error ` System.InvalidOperationException: Image with extension e8e5c19d-3f04-40b2-8589-d9bea6f02b13_140ee830c33-89eb-4adb-adfd-eef52ce4d85b is not supported. at OfficeOpenXml.Drawing.PictureStore.GetPictureType(String extension) at OfficeOpenXml.Drawing.ExcelPicture..ctor(ExcelDrawings drawings, XmlNode node, ExcelGroupShape shape) at OfficeOpenXml.Drawing.ExcelDrawing.GetDrawingFromNode(ExcelDrawings drawings, XmlNode node, XmlElement drawNode,...

when I want to create a shapefile and insert a null value in it, I get a system object not supported error. Fine, but the value is an int?