Ubuntu无法升级An upgrade from 'vivid' to 'xenial' is not supported with this tool. 作者: admin 时间: January 5, 2017 分类: LINUX 评论 我的版本是15.04，系统推送让升级到16.04。早想升级到16了正好今天不忙升级一下吧。还没开始就出错 然后百度An upgrade from 'vivid' to 'xenial' is ...