我不知道有更新計劃詢問我的約會問題，但我有點懶。無論如何，我有一個紅色三角形，旁邊有一個感嘆號，如果我點擊它，就會告訴我
The update information is outdated. This maybe caused by network problems or by a repository that is no longer available. Please update manually by clicking on this icon and then selecting 'check for updates' and check if some of the listed repositories fail."
我這樣做並從更新管理器那裡得到這個
W:Failed to fetch cdrom://Ubuntu 12.04.3 LTS _Precise Pangolin_ - Release amd64 (20130820.1)/dists/precise/main/binary-i386/Packages Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
W:Failed to fetch cdrom://Ubuntu 12.04.3 LTS _Precise Pangolin_ - Release amd64 (20130820.1)/dists/precise/restricted/binary-i386/Packages Please use apt-cdrom to make this CD-ROM recognized by APT. apt-get update cannot be used to add new CD-ROMs
E:Some index files failed to download. They have been ignored, or old ones used instead.
我想修復這個問題並更新到較新版本的 Ubuntu。
答案1
- 打開終端機。
類型
sudo software-properties-gtk按 ENTER 鍵。
- 取消勾選「可從 CDROM/DVD 安裝」類別下的所有內容。
關閉該視窗並在終端機中輸入“
sudo apt-get update完成後，在終端機輸入
sudo apt-get dist-upgrade享受Ubuntu吧！
編輯：使其更簡單、更快。