问题描述

ubuntu更新sudo apt upgrade时提示：

$ sudo apt upgrade
Reading package lists… Done
Building dependency tree… Done
Reading state information… Done
Calculating upgrade… Done
The following packages have been kept back:
libnetplan0 netplan.io
0 upgraded, 0 newly installed, 0 to remove and 2 not upgraded

处理方式

sudo apt install --only-upgrade <package_name>

如下执行命令进行问题处理

sudo apt install --only-upgrade libnetplan0 netplan.io

参考

Fixing “The following packages have been kept back” Error While Updating Ubuntu and Debian-based Linux Distributions - 文中详细描述了解决此问题的方案，并解释了出现该问题的原因