VLC 工作正常，直到我升级到 15.04。当我尝试通过软件中心安装时，我收到以下错误消息：
The following packages have unmet dependencies:
vlc: Depends: vlc-nox (= 2.2.0-1) but 2.2.0+ppa2.4 is to be installed
Depends: libavcodec-extra-56 (>= 6:11.2) but 6:11.2-1 is to be installed
Depends: libavutil54 (>= 6:11~beta1) but 6:11.2-1 is to be installed
Depends: libc6 (>= 2.16) but 2.21-0ubuntu4 is to be installed
Depends: libegl1-x11 but it is a virtual package
Depends: libfreetype6 (>= 2.2.1) but 2.5.2-2ubuntu3 is to be installed
Depends: libgcc1 (>= 1:4.1.1) but 1:5.1~rc1-0ubuntu1 is to be installed
Depends: libgles1 …