更新命令
sudo apt update
sudo apt upgrade
sudo apt dist-upgrade
sudo apt autoremove
sudo do-release-upgrade
ubuntu 16.04更新到18.04 dpkg报错
dpkg: 处理软件包 ······ (–configure)时出错: 依赖关系问题 - 仍未被配置
sudo mv /var/lib/dpkg/info /var/lib/dpkg/info_old //现将info文件夹更名
$ sudo mkdir /var/lib/dpkg/info //再新建一个新的info文件夹
$ sudo apt-get update //更新源列表,更新软件