总是提供Clearsigned文件的sudo apt更新无效,得到“ NOSPLIT”(网络需要身份验证吗?)
因此,我在大学网络中,这要求我在开始使用互联网之前登录浏览器。我这样做成功,但是在全新安装的Ubuntu上,当我尝试这样做时sudo apt update,得到以下输出: $ sudo apt update Get:1 http://in.archive.ubuntu.com/ubuntu xenial InRelease [2,847 B] Err:1 http://in.archive.ubuntu.com/ubuntu xenial InRelease Clearsigned file isn't valid, got 'NOSPLIT' (does the network require authentication?) Get:2 http://security.ubuntu.com/ubuntu xenial-security InRelease [2,854 B] Err:2 http://security.ubuntu.com/ubuntu xenial-security InRelease ... Get:3 http://in.archive.ubuntu.com/ubuntu xenial-updates InRelease [2,855 B] Err:3 http://in.archive.ubuntu.com/ubuntu xenial-updates InRelease ... …