The following packages have unmet dependencies:
 lxqt : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
        Recommends: audacious but it is not going to be installed or
                    clementine but it is not going to be installed or
                    qmmp but it is not going to be installed
        Recommends: calibre but it is not going to be installed
        Recommends: juffed but it is not going to be installed
        Recommends: smplayer but it is not going to be installed
        Recommends: smtube but it is not going to be installed
        Recommends: quassel but it is not going to be installed or
                    quassel-client but it is not going to be installed or
                    hexchat but it is not going to be installed or
                    irssi but it is not going to be installed or
                    weechat but it is not going to be installed
        Recommends: qpdfview but it is not going to be installed
        Recommends: firefox but it is not going to be installed or
                    www-browser
        Recommends: thunderbird but it is not going to be installed or
                    claws-mail but it is not going to be installed or
                    mutt but it is not going to be installed
 lxqt-core : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 lxqt-globalkeys : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 lxqt-notificationd : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 lxqt-panel : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 lxqt-policykit : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 lxqt-powermanagement : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 lxqt-runner : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 lxqt-session : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 lxqt-system-theme : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 lxqt-themes : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed
 pcmanfm-qt : Breaks: lxqt-common (< 0.12.0) but 0.11.2-2 is to be installed