我正在尝试按照以下指南从 13.04 升级到 13.10: http://www.unixmen.com/upgrade-ubuntu-13-04-raring-ubuntu-13-10-saucy-salamander/
user@computer:~ update-manager
Fontconfig warning: "/etc/fonts/conf.d/50-user.conf", line 9: reading configurations from ~/.fonts.conf is deprecated.
Fontconfig warning: "/etc/fonts/conf.d/50-user.conf", line 9: reading configurations from ~/.fonts.conf is deprecated.
gpg: /tmp/tmp82g1kk/trustdb.gpg: trustdb created
Checking for a new Ubuntu release
WARNING:root:file 'saucy.tar.gz.gpg' missing
Traceback (most recent call last):
File "/usr/bin/do-release-upgrade", line 152, in <module>
fetcher.run()
File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeFetcherCore.py", line 278, in run
_("Fetching the upgrade failed. There may be a network "
File "/usr/lib/python3/dist-packages/DistUpgrade/DistUpgradeFetcher.py", line 50, in error
return error(self.window_main.window_main, summary, message)
AttributeError: 'NoneType' object has no attribute 'window_main'
答案1
我已经apt-cacher
安装好了。
https://help.ubuntu.com/community/Apt-Cacher-Server
删除或编辑您添加的代理文件/etc/apt/apt.conf.d/
以绕过apt-cacher
。
答案2
我也遇到了“无法获取”的问题。将“软件和更新”中的软件源改回“主服务器”服务器,而不是特定国家/地区的“国家/地区服务器”,升级就可以继续了。