我是在本地32位操作系统+vs2010+office2007做创建并下载Excel,ppt文件的操作没有问题,发布到64位系统的服务器上报错,最开始报错:: 1:Retrieving the COM class factory for component with CLSID {91493441-5A91-11CF-8700-00AA0060263B} failed due to the following error: 80040154 没有注册类 (Exception from HRESUL