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…...xls”); babar.raza July 8, 2015, 8:26am...Microsoft Excel 5.0/95 Workbook (*.xls). Please note, Aspose.Cells APIs...