linux apt-get update error

Answer 1

wo xiang shuo ni xian hua ge yuan ba ,ke neng shi ni yuan de wen ti

Answer 2

You should first find a way to fix your Pinyin input method before asking the question (Fortunately, the Pinyin scheme was not used when simplifying Chinese characters, otherwise I would feel bad if I read articles like the question title all day long)
It's very simple, just leave the source of Alibaba Cloud, because it is the fastest in any network environment. In addition to the official Ubuntu source, other sources can be deleted.

Answer 3

或许有用

http://askubuntu.com/questions/474549/got-nodata-issue-nodata-does-the-network-require-authentication

Answer 4

Try changing http to https

Answer 5

Looking at the literal meaning, it seems that it is an authentication issue. Try changing to a new source. You, the poster, are so outrageous that you even asked in Pinyin.