This file's format is not supported or you don't specify a correct format. 解决办法
string path = @"c:\请假统计表.xlsx";
Workbook workBook = new Workbook();
workBook.Open(path);
Aspose.Cells; 版本是 4.4.0.5 最新版本好像没上面问题
执行上面语句报错:This file's format is not supported or you don't specify a correct format
错误原因 excel 版本问题 ,把excel 改为2003 excel 就可以啦