我正在尝试升级Ubuntu 16.04。我不小心运行了此命令：sudo apt-get purge python3.6，因为手动安装的python 3.6出现了问题，现在一切都出现了错误。
milano@milano-Aspire-VN7-591G:~$ sudo apt install update-manager-core
Reading package lists... Done
Building dependency tree
Reading state information... Done
update-manager-core is already the newest version (1:18.04.11.10).
update-manager-core set to manually installed.
You might want to run 'apt-get -f install' to correct these:
The following packages have unmet dependencies:
debconf-i18n : Depends: debconf (= 1.5.58ubuntu1) but 1.5.66ubuntu1 is to be installed
glib-networking : Depends: libglib2.0-0 (>= 2.55.0) but 2.48.2-0ubuntu4.1 is to be installed
glib-networking-services : Depends: libglib2.0-0 (>= 2.55.0) but 2.48.2-0ubuntu4.1 is to be installed
libcommon-sense-perl : Depends: perlapi-5.22.1 but it is not installable
Depends: perl (< 5.22.2~) but 5.26.1-6ubuntu0.3 is to be installed
libglib-perl : Depends: perlapi-5.22.1 but it is not installable
libgnome2-vfs-perl : Depends: perlapi-5.22.1 but it is not installable
libgoa-1.0-0b : Depends: libgoa-1.0-common (= 3.18.3-1ubuntu2) but 3.28.0-0ubuntu2.1 is to be installed
libgoa-backend-1.0-1 : Depends: libglib2.0-0 (>= 2.52) but 2.48.2-0ubuntu4.1 is to be installed
Depends: libgoa-1.0-0b (>= 3.25.4) but 3.18.3-1ubuntu2 is to be installed
libgtk2-appindicator-perl : Depends: perlapi-5.22.1 but it is not installable
libimage-magick-q16-perl : Depends: perlapi-5.22.1 but it is not installable
libnet-libidn-perl : Depends: perlapi-5.22.1 but it is not installable
libperl5.22 : Depends: perl-modules-5.22 (>= 5.22.1-9ubuntu0.6) but it is not installable
libproc-processtable-perl : Depends: perlapi-5.22.1 but it is not installable
python3-dev : Depends: python3 (= 3.6.7-1~18.04) but 3.5.1-3 is to be installed
Depends: python3-distutils (>= 3.6.7-1~) but it is not going to be installed
python3.6-dev : Depends: python3.6 (= 3.6.9-1~18.04) but it is not going to be installed
update-manager : Depends: update-manager-core (= 1:16.04.12) but 1:18.04.11.10 is to be installed
update-notifier : Depends: update-notifier-common (= 3.168.9) but 3.192.1.7 is to be installed
E: Unmet dependencies. Try 'apt-get -f install' with no packages (or specify a solution).
所以我尝试运行命令：sudo apt-get -f install
milano@milano-Aspire-VN7-591G:~$ sudo apt-get -f install
Reading package lists... Done
Building dependency tree
Reading state information... Done
Correcting dependencies... failed.
The following packages have unmet dependencies:
debconf-i18n : Depends: debconf (= 1.5.58ubuntu1) but 1.5.66ubuntu1 is installed
glib-networking : Depends: libglib2.0-0 (>= 2.55.0) but 2.48.2-0ubuntu4.1 is installed
glib-networking-services : Depends: libglib2.0-0 (>= 2.55.0) but 2.48.2-0ubuntu4.1 is installed
libcommon-sense-perl : Depends: perlapi-5.22.1 but it is not installable
Depends: perl (< 5.22.2~) but 5.26.1-6ubuntu0.3 is installed
libglib-perl : Depends: perlapi-5.22.1 but it is not installable
libgnome2-vfs-perl : Depends: perlapi-5.22.1 but it is not installable
libgoa-1.0-0b : Depends: libgoa-1.0-common (= 3.18.3-1ubuntu2) but 3.28.0-0ubuntu2.1 is installed
libgoa-backend-1.0-1 : Depends: libglib2.0-0 (>= 2.52) but 2.48.2-0ubuntu4.1 is installed
Depends: libgoa-1.0-0b (>= 3.25.4) but 3.18.3-1ubuntu2 is installed
libgtk2-appindicator-perl : Depends: perlapi-5.22.1 but it is not installable
libimage-magick-q16-perl : Depends: perlapi-5.22.1 but it is not installable
libnet-libidn-perl : Depends: perlapi-5.22.1 but it is not installable
libperl5.22 : Depends: perl-modules-5.22 (>= 5.22.1-9ubuntu0.6) but it is not installable
libproc-processtable-perl : Depends: perlapi-5.22.1 but it is not installable
python3-dev : Depends: python3 (= 3.6.7-1~18.04) but 3.5.1-3 is installed
Depends: python3-distutils (>= 3.6.7-1~) but it is not installed
python3.6-dev : Depends: python3.6 (= 3.6.9-1~18.04) but it is not installed
update-manager : Depends: update-manager-core (= 1:16.04.12) but 1:18.04.11.10 is installed
update-notifier : Depends: update-notifier-common (= 3.168.9) but 3.192.1.7 is installed
E: Error, pkgProblemResolver::Resolve generated breaks, this may be caused by held packages.
E: Unable to correct dependencies
你知道该怎么办吗？
您是否尝试确保没有所需软件包的较新版本。
sudo apt update --fix-missing
之前
sudo apt-get -f install