Probaj reinstalirati MATE i videti kakva će situacija biti.
sudo apt-get remove atril atril-common caja caja-common engrampa engrampa-common ffmpegthumbnailer-caja libcaja-extension libmarco libmate libmate-common libmatecanvas libmatecomponent libmatecomponentui libmateconf libmatecorba libmatedesktop libmatekbd libmatekeyring libmatemenu libmatenotify libmatepanelapplet libmatepolkit libmateui libmatevfs libmateweather libmateweather-common marco marco-common mate-applets mate-applets-common mate-backgrounds mate-conf mate-conf-common mate-control-center mate-corba mate-core mate-desktop mate-desktop-common mate-dialogs mate-icon-theme mate-keyring mate-media mate-menus mate-mime-data mate-panel mate-panel-common mate-polkit mate-power-manager mate-power-manager-common mate-screensaver mate-session-manager mate-settings-daemon mate-settings-daemon-common mate-settings-daemon-gstreamer mate-system-monitor mate-terminal mate-terminal-common mate-text-editor mate-themes mate-vfs mate-vfs-common mate-window-manager python-mate
Ovom komandom ćeš ukloniti sve vezano za MATE.
Zatim dodaj neki od ovih repoa u sledeću putanju --> /etc/apt/sources.list
sudo add-apt-repository "deb http://packages.mate-desktop.org/repo/ubuntu quantal main"
sudo add-apt-repository "deb http://repo.mate-desktop.org/ubuntu quantal main"
sudo add-apt-repository "deb http://mirror1.mate-desktop.org/ubuntu quantal main"
Sledećim komandama ćeš updateovati repo i instalirati MATE.
sudo apt-get update
sudo apt-get install mate-archive-keyring
sudo apt-get update
# ovim komandama instaliraš osnovne pakete
sudo apt-get install mate-core
# ovom komandom dobijaš extra pakete
sudo apt-get install mate-desktop-environment
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