I get "This file's format is not supported or you don't specify a correct format" error when I try to open attached file with the following code : Aspose.Cells.Workbook wb = new Aspose.Cells.Workbook(@"C:\TEMP\test5\syn…...Excel application and save it with Save-As menu, you will notice...Ms Excel 2003 or 2007/2010). Save the file As "Microsoft Office...