我正在使用 Ubuntu 14.04 LTS。当我尝试更新我的系统时，我收到以下错误消息：
软件更新程序 - 并非所有更新都可以安装
我用谷歌搜索，有些人建议使用sudo apt-get install -f. 但这对我不起作用。
当我使用apt-get upgrade这是我收到的消息：
Reading package lists...
Building dependency tree...
Reading state information...
The following packages have been kept back:
gir1.2-rb-3.0 gir1.2-totem-1.0 librhythmbox-core8 libtotem-plparser18 libva1
libvlc5 libvncserver0 linux-generic-lts-utopic
linux-headers-generic-lts-utopic linux-image-generic-lts-utopic rhythmbox
rhythmbox-data rhythmbox-mozilla rhythmbox-plugin-cdrecorder
rhythmbox-plugin-magnatune rhythmbox-plugins smplayer smplayer-themes totem
totem-common totem-mozilla totem-plugins vlc vlc-data vlc-nox
vlc-plugin-libde265 vlc-plugin-notify vlc-plugin-pulse
The following packages will be upgraded:
google-chrome-stable mkvtoolnix mkvtoolnix-gui
3 upgraded, 0 newly installed, 0 to remove and …