每当我尝试安装、删除或升级任何使用apt-get它的软件时，都会出现此错误。
我尝试删除并重新安装，plymouth-theme-ubuntu-text但它也给出了同样的错误。
purush@purush:~$ sudo apt-get upgrade
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages have been kept back:
gnome-software gnome-software-common liboxideqt-qmlplugin liboxideqtcore0 liboxideqtquick0 linux-generic linux-headers-generic linux-image-generic oracle-java8-installer oxideqt-codecs
snapd ubuntu-core-launcher ubuntu-software
The following packages will be upgraded:
adium-theme-ubuntu apparmor appmenu-qt5 apport apport-gtk appstream apt apt-transport-https apt-utils apturl apturl-common bamfdaemon bash-completion brackets bsdutils command-not-found
command-not-found-data compiz compiz-core compiz-gnome compiz-plugins-default cups-browsed cups-filters cups-filters-core-drivers deja-dup dh-python dmidecode dpkg-dev firefox-locale-en
fonts-noto-cjk …