参考文章 https://help.aliyun.com/knowledge_detail/41227.html?spm=5176.21213303.J_6704733920.7.48943eda5y92id&scm=20140722.S_help%40%40%E7%9F%A5%E8%AF%86%E7%82%B9%40%4041227.S_os%2Bhot.ID_41227-RL_ubuntu%E6%A1%8C%E9%9D%A2%E5%AE%89%E8%A3%85-OR_helpmain-V_2-P0_0https://help.aliyun.com/knowledge_detail/41227.html?spm=5176.21213303.J_6704733920.7.48943eda5y92id&scm=20140722.S_help%40%40%E7%9F%A5%E8%AF%86%E7%82%B9%40%4041227.S_os%2Bhot.ID_41227-RL_ubuntu%E6%A1%8C%E9%9D%A2%E5%AE%89%E8%A3%85-OR_helpmain-V_2-P0_0
Ubuntu 14 安装step 3 ：
apt-get install gnome-core
1. Error：
原因：刚才服务器下建立的容器，里面的源比较老，搜索不到上述依赖包
解决：打开软件源配置文件
vim /etc/apt/sources.list
打开后输入
deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal main restricted universe multiverse deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-updates main restricted universe multiverse deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-backports main restricted universe multiverse deb https://mirrors.tuna.tsinghua.edu.cn/ubuntu/ focal-security main restricted universe multiverse
保存退出后，利用下述命令更新
sudo apt-get update
更新后依赖包正常安装
参考解决方案https://blog.csdn.net/qq_42008963/article/details/114702397?spm=1035.2023.3001.6557&utm_medium=distribute.pc_relevant_bbs_down.none-task-blog-2~default~OPENSEARCH~default-4.nonecase&depth_1-utm_source=distribute.pc_relevant_bbs_down.none-task-blog-2~default~OPENSEARCH~default-4.nonecasehttps://blog.csdn.net/qq_42008963/article/details/114702397?spm=1035.2023.3001.6557&utm_medium=distribute.pc_relevant_bbs_down.none-task-blog-2~default~OPENSEARCH~default-4.nonecase&depth_1-utm_source=distribute.pc_relevant_bbs_down.none-task-blog-2~default~OPENSEARCH~default-4.nonecase
2. Error:
solution:
参考链接https://askubuntu.com/questions/1072819/failed-to-connect-to-https-changelogs-ubuntu-com-meta-release-development-che/1086496https://askubuntu.com/questions/1072819/failed-to-connect-to-https-changelogs-ubuntu-com-meta-release-development-che/1086496
