как я могу исправить эту проблему vlc [duplicate]

Я использую ubuntu 14.04LTS, когда я ввожу:

sudo apt-get install vlc    

Получаю эту ошибку:

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-nox (= 3.0.0~~git20150319+r59816+33~ubuntu14.04.1) but it is not going to be installed
   Depends: libavcodec55 (>= 6:9.1-1) but it is not installable or
            libavcodec-extra-55 (>= 6:10~~git20131218.b3189af~ubuntu14.04.1) but it is not installable
   Depends: libavutil53 (>= 6:9.1-1) but it is not installable
   Recommends: vlc-plugin-notify (= 3.0.0~~git20150319+r59816+33~ubuntu14.04.1) but it is not going to be installed
   Recommends: vlc-plugin-samba (= 3.0.0~~git20150319+r59816+33~ubuntu14.04.1) but it is not going to be installed
E: Unable to correct problems, you have held broken packages.