1、Errors were encounted while processing
sudo apt-get -f install
2、E:Encountered a section with no Package: header, E:Problem with MergeList /var/lib/apt/lists/cn.archive.ubuntu.com_ubuntu_dists_natty_main_binary-i386_Packages
sudo rm /var/lib/apt/lists/* -vf
sudo apt-get update
3、File "/usr/bin/add-apt-repository", line 11, in from softwareproperties.Soft
系统上同时存在多个版本的 python造成新下载的python和系统自带的python有指向错误，安装回系统的python版本
4、curl: (7) Failed to connect to raw.githubusercontent.com port 443: Connection refused
443 端口连接被拒一般是因为墙的原因，如果你可以科学上网或者github 的一些域名的 DNS 解析被污染，导致DNS 解析过程无法通过域名取得正确的IP地址
vim /etc/hosts
添加
151.101.76.133 raw.githubusercontent.com
也可以自己查ip https://site.ip138.com/raw.githubusercontent.com/
5、dpkg: error processing package XXX (--configure) 解决方法 (ubuntu右上角红色警告）
$ sudo mv /var/lib/dpkg/info/ /var/lib/dpkg/info_old/
$ sudo mkdir /var/lib/dpkg/info/
$ sudo apt-get update...
$ sudo apt-get -f install
$ sudo mv /var/lib/dpkg/info/* /var/lib/dpkg/info_old/
$ sudo rm -rf /var/lib/dpkg/info
$ sudo mv /var/lib/dpkg/info_old/ /var/lib/dpkg/info/
$sudo apt-get update
$sudo apt-get upgrade
https://blog.csdn.net/Rainly1/article/details/92835769
6、apt-get中Unmet dependencies
由于apt-get upgrade过程中断，导致依赖损坏，安装新的包时，提示Unmet dependencies
sudo apt-get -f install
7、Unable to initialize gtk, is Display set properly?
设置环境变量:
export DISPLAY=192.168.1.10:0.0 or
export DISPLAY=:0.0
https://www.cnblogs.com/RENQIWEI1995/p/7797289.html