当我尝试从 Ubuntu 10.10 升级到 Ubuntu 11.04 时，更新过程中出现此错误
W:Failed to fetch http://us.archive.ubuntu.com/ubuntu/dists/natty/Release.gpg Something wicked happened resolving 'us.archive.ubuntu.com:http' (-5 - No address associated with hostname)
, E:Some index files failed to download, they have been ignored, or old ones used instead.
我对计算机一无所知。
答案1
打开更新管理器，点击设置。它会打开一个新窗口。在 Ubuntu 软件选项卡的下载来源窗口中，将镜像更改为最佳服务器并重试。