从7.10想升级到8.04版本,出现如下错误:
xgx@xgx-laptop:/etc$ do-release-upgrade
Checking for a new ubuntu release
Done Upgrade tool signature
Done Upgrade tool s .1
Done downloading
extracting '/tmp/tmpp7rica/hardy.tar.gz'
authenticate '/tmp/tmpp7rica/hardy.tar.gz' against '/tmp/tmpp7rica/hardy.tar.gz.gpg'
正在读取缓存
正在检查软件包管理器
Reading package lists: Done
Reading state information: DoneReading state information: Done
Reading state information: Done
Ignored
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy Release.gpg
Failed
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy Release.gpg
Ignored
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy Release
Failed
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy Release
Ignored
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy/main Packages
Failed
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy/main Packages
Ignored
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy/restricted Packages
Failed
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy/restricted Packages
Failed
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy/main Packages
Failed
cdrom://Ubuntu 7.10 _Gutsy Gibbon_ - Release i386 (20071016) gutsy/restricted Packages
Done downloading
Reading package lists: Done
Reading state information: Done
Reading state information: Done
Reading state information: Done
更新源的信息
Done
http://archive.ubuntu.com hardy Release.gpg
Hit
http://archive.ubuntu.com hardy Release
Done
http://archive.ubuntu.com hardy Release
Hit
http://archive.ubuntu.com hardy/main Packages
Done downloading
正在检查软件包管理器
Reading package lists: Doneardy/main Packages: 84
Reading state information: Done
Reading state information: Done
Reading state information: Done
正在计算改变
未能计算更新
在筹划升级时,一个不可解决问题发生了:
这可能是由以下原因造成的:
*升级为Ubuntu的未发布版本
*运行目前的Ubuntu未发布版本
*不是由Ubuntu提供的非官方软件包
如果没有一个被应用,那么请报告本 'update-manager'
包的错误,在报告中包含 /var/log/dist-upgrade/
中的文件。
正在恢复原始系统状态
中止
Reading package lists: Done
Reading state information: Done
Reading state information: Done
Reading state information: Done
xgx@xgx-laptop:/etc$
换了一些源错误仍在,望高人指点,谢谢!