tio@tio:~$ sudo apt install vlc
[sudo] password for tio:
Reading package lists... Done
Building dependency tree
Reading state information... Done
Some packages could not be installed. This may mean that you have
requested an impossible situation or if you are using the unstable
distribution that some required packages have not yet been created
or been moved out of Incoming.
The following information may help to resolve the situation:
The following packages have unmet dependencies:
vlc : Depends: vlc-bin (= 3.0.1-3build1) but it is not going to be installed
Depends: vlc-plugin-base (= 3.0.1-3build1) but 3.0.2-0ubuntu0.1 is to be installed
Depends: vlc-plugin-video-output (= 3.0.1-3build1) but 3.0.2-0ubuntu0.1 is to be installed
Recommends: vlc-l10n (= 3.0.1-3build1) but it is not going to be installed
Recommends: vlc-plugin-notify (= 3.0.1-3build1) but it is not going to be installed
Recommends: vlc-plugin-samba (= 3.0.1-3build1) but it is not going to be installed
Recommends: vlc-plugin-skins2 (= 3.0.1-3build1) but it is not going to be installed
Recommends: vlc-plugin-video-splitter (= 3.0.1-3build1) but it is not going to be installed
Recommends: vlc-plugin-visualization (= 3.0.1-3build1) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.
tio@tio:~$
I have Ubuntu 18.04 with main and universe repos active.
tio@tio:~$ apt-cache policy vlc vlc-bin vlc-plugin-base vlc-plugin-video-output
vlc:
Installed: (none)
Candidate: 3.0.1-3build1
Version table:
3.0.1-3build1 500
500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
vlc-bin:
Installed: (none)
Candidate: 3.0.1-3build1
Version table:
3.0.1-3build1 500
500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
vlc-plugin-base:
Installed: 3.0.2-0ubuntu0.1
Candidate: 3.0.2-0ubuntu0.1
Version table:
*** 3.0.2-0ubuntu0.1 100
100 /var/lib/dpkg/status
3.0.1-3build1 500
500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
vlc-plugin-video-output:
Installed: 3.0.2-0ubuntu0.1
Candidate: 3.0.2-0ubuntu0.1
Version table:
*** 3.0.2-0ubuntu0.1 100
100 /var/lib/dpkg/status
3.0.1-3build1 500
500 http://archive.ubuntu.com/ubuntu bionic/universe amd64 Packages
tio@tio:~$
apt-cache policy vlc vlc-bin vlc-plugin-base vlc-plugin-video-output
to the question.sudo apt install -f