如果有人有线索...更新程序日志如下:
更新过程中出现问题。这通常是某种网络问题,请检查您的网络连接并重试。
W:Failed to fetch http://archive.ubuntu.com/ubuntu/dists/wily/main/binary-armhf/Packages 404 Not Found [IP: 91.189.88.153 80]
W:Failed to fetch http://archive.ubuntu.com/ubuntu/dists/wily/restricted/binary-armhf/Packages 404 Not Found [IP: 91.189.88.153 80]
...
无法复制整个日志,因为它包含的链接数量超出了允许在一篇文章中包含的数量
...
E:Some index files failed to download. They have been ignored, or old ones used instead